27471320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 39013480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 569, 680, 710, 1138, 1207, 1420, 2276, 2414, 2840, 2845, 4552, 4828, 5690, 6035, 9656, 9673, 11380, 12070, 19346, 22760, 24140, 38692, 40399, 48280, 48365, 77384, 80798, 96730, 161596, 193460, 201995, 323192, 386920, 403990, 686783, 807980, 1373566, 1615960, 2747132, 3433915, 5494264, 6867830, 13735660, 27471320]

約数ペア:

[(1, 27471320), (2, 13735660), (4, 6867830), (5, 5494264), (8, 3433915), (10, 2747132), (17, 1615960), (20, 1373566), (34, 807980), (40, 686783), (68, 403990), (71, 386920), (85, 323192), (136, 201995), (142, 193460), (170, 161596), (284, 96730), (340, 80798), (355, 77384), (568, 48365), (569, 48280), (680, 40399), (710, 38692), (1138, 24140), (1207, 22760), (1420, 19346), (2276, 12070), (2414, 11380), (2840, 9673), (2845, 9656), (4552, 6035), (4828, 5690)]