39727480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4064

約数の個数: 64

約数和(自身を含む): 101354400

約数和(自身を除く): 61626920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4021, 4940, 8042, 9880, 16084, 20105, 32168, 40210, 52273, 76399, 80420, 104546, 152798, 160840, 209092, 261365, 305596, 381995, 418184, 522730, 611192, 763990, 993187, 1045460, 1527980, 1986374, 2090920, 3055960, 3972748, 4965935, 7945496, 9931870, 19863740, 39727480]

約数ペア:

[(1, 39727480), (2, 19863740), (4, 9931870), (5, 7945496), (8, 4965935), (10, 3972748), (13, 3055960), (19, 2090920), (20, 1986374), (26, 1527980), (38, 1045460), (40, 993187), (52, 763990), (65, 611192), (76, 522730), (95, 418184), (104, 381995), (130, 305596), (152, 261365), (190, 209092), (247, 160840), (260, 152798), (380, 104546), (494, 80420), (520, 76399), (760, 52273), (988, 40210), (1235, 32168), (1976, 20105), (2470, 16084), (4021, 9880), (4940, 8042)]