40091940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 142152192

約数和(自身を除く): 102060252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 677, 705, 846, 940, 987, 1260, 1316, 1354, 1410, 1645, 1692, 1974, 2031, 2115, 2708, 2820, 2961, 3290, 3385, 3948, 4062, 4230, 4739, 4935, 5922, 6093, 6580, 6770, 8124, 8460, 9478, 9870, 10155, 11844, 12186, 13540, 14217, 14805, 18956, 19740, 20310, 23695, 24372, 28434, 29610, 30465, 31819, 40620, 42651, 47390, 56868, 59220, 60930, 63638, 71085, 85302, 94780, 95457, 121860, 127276, 142170, 159095, 170604, 190914, 213255, 222733, 284340, 286371, 318190, 381828, 426510, 445466, 477285, 572742, 636380, 668199, 853020, 890932, 954570, 1113665, 1145484, 1336398, 1431855, 1909140, 2004597, 2227330, 2672796, 2863710, 3340995, 4009194, 4454660, 5727420, 6681990, 8018388, 10022985, 13363980, 20045970, 40091940]

約数ペア:

[(1, 40091940), (2, 20045970), (3, 13363980), (4, 10022985), (5, 8018388), (6, 6681990), (7, 5727420), (9, 4454660), (10, 4009194), (12, 3340995), (14, 2863710), (15, 2672796), (18, 2227330), (20, 2004597), (21, 1909140), (28, 1431855), (30, 1336398), (35, 1145484), (36, 1113665), (42, 954570), (45, 890932), (47, 853020), (60, 668199), (63, 636380), (70, 572742), (84, 477285), (90, 445466), (94, 426510), (105, 381828), (126, 318190), (140, 286371), (141, 284340), (180, 222733), (188, 213255), (210, 190914), (235, 170604), (252, 159095), (282, 142170), (315, 127276), (329, 121860), (420, 95457), (423, 94780), (470, 85302), (564, 71085), (630, 63638), (658, 60930), (677, 59220), (705, 56868), (846, 47390), (940, 42651), (987, 40620), (1260, 31819), (1316, 30465), (1354, 29610), (1410, 28434), (1645, 24372), (1692, 23695), (1974, 20310), (2031, 19740), (2115, 18956), (2708, 14805), (2820, 14217), (2961, 13540), (3290, 12186), (3385, 11844), (3948, 10155), (4062, 9870), (4230, 9478), (4739, 8460), (4935, 8124), (5922, 6770), (6093, 6580)]