12339700540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 27956662272

約数和(自身を除く): 15616961732

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 47, 74, 86, 94, 148, 172, 185, 188, 215, 223, 235, 370, 430, 446, 470, 740, 860, 892, 940, 1115, 1369, 1591, 1739, 2021, 2230, 2738, 3182, 3478, 4042, 4460, 5476, 6364, 6845, 6956, 7955, 8084, 8251, 8695, 9589, 10105, 10481, 13690, 15910, 16502, 17390, 19178, 20210, 20962, 27380, 31820, 33004, 34780, 38356, 40420, 41255, 41924, 47945, 52405, 58867, 64343, 74777, 82510, 95890, 104810, 117734, 128686, 149554, 165020, 191780, 209620, 235468, 257372, 294335, 299108, 305287, 321715, 354793, 373885, 387797, 450683, 588670, 610574, 643430, 709586, 747770, 775594, 901366, 1177340, 1221148, 1286860, 1419172, 1495540, 1526435, 1551188, 1773965, 1802732, 1938985, 2253415, 2766749, 3052870, 3547930, 3877970, 4506830, 5533498, 6105740, 7095860, 7755940, 9013660, 11066996, 13127341, 13833745, 14348489, 16675271, 26254682, 27667490, 28696978, 33350542, 52509364, 55334980, 57393956, 65636705, 66701084, 71742445, 83376355, 131273410, 143484890, 166752710, 262546820, 286969780, 333505420, 616985027, 1233970054, 2467940108, 3084925135, 6169850270, 12339700540]

約数ペア:

[(1, 12339700540), (2, 6169850270), (4, 3084925135), (5, 2467940108), (10, 1233970054), (20, 616985027), (37, 333505420), (43, 286969780), (47, 262546820), (74, 166752710), (86, 143484890), (94, 131273410), (148, 83376355), (172, 71742445), (185, 66701084), (188, 65636705), (215, 57393956), (223, 55334980), (235, 52509364), (370, 33350542), (430, 28696978), (446, 27667490), (470, 26254682), (740, 16675271), (860, 14348489), (892, 13833745), (940, 13127341), (1115, 11066996), (1369, 9013660), (1591, 7755940), (1739, 7095860), (2021, 6105740), (2230, 5533498), (2738, 4506830), (3182, 3877970), (3478, 3547930), (4042, 3052870), (4460, 2766749), (5476, 2253415), (6364, 1938985), (6845, 1802732), (6956, 1773965), (7955, 1551188), (8084, 1526435), (8251, 1495540), (8695, 1419172), (9589, 1286860), (10105, 1221148), (10481, 1177340), (13690, 901366), (15910, 775594), (16502, 747770), (17390, 709586), (19178, 643430), (20210, 610574), (20962, 588670), (27380, 450683), (31820, 387797), (33004, 373885), (34780, 354793), (38356, 321715), (40420, 305287), (41255, 299108), (41924, 294335), (47945, 257372), (52405, 235468), (58867, 209620), (64343, 191780), (74777, 165020), (82510, 149554), (95890, 128686), (104810, 117734)]