140105620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{733}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 310746240

約数和(自身を除く): 170640620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 503, 733, 1006, 1466, 2012, 2515, 2932, 3665, 5030, 7330, 9557, 10060, 13927, 14660, 19114, 27854, 38228, 47785, 55708, 69635, 95570, 139270, 191140, 278540, 368699, 737398, 1474796, 1843495, 3686990, 7005281, 7373980, 14010562, 28021124, 35026405, 70052810, 140105620]

約数ペア:

[(1, 140105620), (2, 70052810), (4, 35026405), (5, 28021124), (10, 14010562), (19, 7373980), (20, 7005281), (38, 3686990), (76, 1843495), (95, 1474796), (190, 737398), (380, 368699), (503, 278540), (733, 191140), (1006, 139270), (1466, 95570), (2012, 69635), (2515, 55708), (2932, 47785), (3665, 38228), (5030, 27854), (7330, 19114), (9557, 14660), (10060, 13927)]