2783995940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 6784936704

約数和(自身を除く): 4000940764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 41, 44, 55, 58, 82, 110, 116, 145, 164, 205, 220, 290, 319, 367, 410, 451, 580, 638, 734, 820, 841, 902, 1189, 1276, 1468, 1595, 1682, 1804, 1835, 2255, 2378, 3190, 3364, 3670, 4037, 4205, 4510, 4756, 5945, 6380, 7340, 8074, 8410, 9020, 9251, 10643, 11890, 13079, 15047, 16148, 16820, 18502, 20185, 21286, 23780, 26158, 30094, 34481, 37004, 40370, 42572, 46255, 52316, 53215, 60188, 65395, 68962, 75235, 80740, 92510, 106430, 117073, 130790, 137924, 150470, 165517, 172405, 185020, 212860, 234146, 261580, 300940, 308647, 331034, 344810, 379291, 436363, 468292, 585365, 617294, 662068, 689620, 758582, 827585, 872726, 1170730, 1234588, 1517164, 1543235, 1655170, 1745452, 1896455, 2181815, 2341460, 3086470, 3310340, 3395117, 3792910, 4363630, 4799993, 6172940, 6790234, 7585820, 8727260, 9599986, 12654527, 13580468, 16975585, 19199972, 23999965, 25309054, 33951170, 47999930, 50618108, 63272635, 67902340, 95999860, 126545270, 139199797, 253090540, 278399594, 556799188, 695998985, 1391997970, 2783995940]

約数ペア:

[(1, 2783995940), (2, 1391997970), (4, 695998985), (5, 556799188), (10, 278399594), (11, 253090540), (20, 139199797), (22, 126545270), (29, 95999860), (41, 67902340), (44, 63272635), (55, 50618108), (58, 47999930), (82, 33951170), (110, 25309054), (116, 23999965), (145, 19199972), (164, 16975585), (205, 13580468), (220, 12654527), (290, 9599986), (319, 8727260), (367, 7585820), (410, 6790234), (451, 6172940), (580, 4799993), (638, 4363630), (734, 3792910), (820, 3395117), (841, 3310340), (902, 3086470), (1189, 2341460), (1276, 2181815), (1468, 1896455), (1595, 1745452), (1682, 1655170), (1804, 1543235), (1835, 1517164), (2255, 1234588), (2378, 1170730), (3190, 872726), (3364, 827585), (3670, 758582), (4037, 689620), (4205, 662068), (4510, 617294), (4756, 585365), (5945, 468292), (6380, 436363), (7340, 379291), (8074, 344810), (8410, 331034), (9020, 308647), (9251, 300940), (10643, 261580), (11890, 234146), (13079, 212860), (15047, 185020), (16148, 172405), (16820, 165517), (18502, 150470), (20185, 137924), (21286, 130790), (23780, 117073), (26158, 106430), (30094, 92510), (34481, 80740), (37004, 75235), (40370, 68962), (42572, 65395), (46255, 60188), (52316, 53215)]