620240104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21821}}^1$

素因数の和:21874

約数の個数: 64

約数和(自身を含む): 1414065600

約数和(自身を除く): 793825496

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1496, 1672, 2584, 3553, 7106, 14212, 21821, 28424, 43642, 87284, 174568, 240031, 370957, 414599, 480062, 741914, 829198, 960124, 1483828, 1658396, 1920248, 2967656, 3316792, 4080527, 4560589, 7048183, 8161054, 9121178, 14096366, 16322108, 18242356, 28192732, 32644216, 36484712, 56385464, 77530013, 155060026, 310120052, 620240104]

約数ペア:

[(1, 620240104), (2, 310120052), (4, 155060026), (8, 77530013), (11, 56385464), (17, 36484712), (19, 32644216), (22, 28192732), (34, 18242356), (38, 16322108), (44, 14096366), (68, 9121178), (76, 8161054), (88, 7048183), (136, 4560589), (152, 4080527), (187, 3316792), (209, 2967656), (323, 1920248), (374, 1658396), (418, 1483828), (646, 960124), (748, 829198), (836, 741914), (1292, 480062), (1496, 414599), (1672, 370957), (2584, 240031), (3553, 174568), (7106, 87284), (14212, 43642), (21821, 28424)]