74701940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 164312064

約数和(自身を除く): 89610124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 1697, 2201, 3394, 4402, 6788, 8485, 8804, 11005, 16970, 22010, 33940, 44020, 52607, 105214, 120487, 210428, 240974, 263035, 481948, 526070, 602435, 1052140, 1204870, 2409740, 3735097, 7470194, 14940388, 18675485, 37350970, 74701940]

約数ペア:

[(1, 74701940), (2, 37350970), (4, 18675485), (5, 14940388), (10, 7470194), (20, 3735097), (31, 2409740), (62, 1204870), (71, 1052140), (124, 602435), (142, 526070), (155, 481948), (284, 263035), (310, 240974), (355, 210428), (620, 120487), (710, 105214), (1420, 52607), (1697, 44020), (2201, 33940), (3394, 22010), (4402, 16970), (6788, 11005), (8485, 8804)]