613726840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6971}}^1$

素因数の和:7084

約数の個数: 64

約数和(自身を含む): 1445713920

約数和(自身を除く): 831987080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2840, 4402, 6971, 8804, 11005, 13942, 17608, 22010, 27884, 34855, 44020, 55768, 69710, 88040, 139420, 216101, 278840, 432202, 494941, 864404, 989882, 1080505, 1728808, 1979764, 2161010, 2474705, 3959528, 4322020, 4949410, 8644040, 9898820, 15343171, 19797640, 30686342, 61372684, 76715855, 122745368, 153431710, 306863420, 613726840]

約数ペア:

[(1, 613726840), (2, 306863420), (4, 153431710), (5, 122745368), (8, 76715855), (10, 61372684), (20, 30686342), (31, 19797640), (40, 15343171), (62, 9898820), (71, 8644040), (124, 4949410), (142, 4322020), (155, 3959528), (248, 2474705), (284, 2161010), (310, 1979764), (355, 1728808), (568, 1080505), (620, 989882), (710, 864404), (1240, 494941), (1420, 432202), (2201, 278840), (2840, 216101), (4402, 139420), (6971, 88040), (8804, 69710), (11005, 55768), (13942, 44020), (17608, 34855), (22010, 27884)]