40525960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 98230320

約数和(自身を除く): 57704360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 977, 1037, 1220, 1954, 2074, 2440, 3908, 4148, 4885, 5185, 7816, 8296, 9770, 10370, 16609, 19540, 20740, 33218, 39080, 41480, 59597, 66436, 83045, 119194, 132872, 166090, 238388, 297985, 332180, 476776, 595970, 664360, 1013149, 1191940, 2026298, 2383880, 4052596, 5065745, 8105192, 10131490, 20262980, 40525960]

約数ペア:

[(1, 40525960), (2, 20262980), (4, 10131490), (5, 8105192), (8, 5065745), (10, 4052596), (17, 2383880), (20, 2026298), (34, 1191940), (40, 1013149), (61, 664360), (68, 595970), (85, 476776), (122, 332180), (136, 297985), (170, 238388), (244, 166090), (305, 132872), (340, 119194), (488, 83045), (610, 66436), (680, 59597), (977, 41480), (1037, 39080), (1220, 33218), (1954, 20740), (2074, 19540), (2440, 16609), (3908, 10370), (4148, 9770), (4885, 8296), (5185, 7816)]