2017422640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{5279}}^1$

素因数の和:5590

約数の個数: 80

約数和(自身を含む): 4985038080

約数和(自身を除く): 2967615440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 281, 340, 562, 680, 1124, 1360, 1405, 2248, 2810, 4496, 4777, 5279, 5620, 9554, 10558, 11240, 19108, 21116, 22480, 23885, 26395, 38216, 42232, 47770, 52790, 76432, 84464, 89743, 95540, 105580, 179486, 191080, 211160, 358972, 382160, 422320, 448715, 717944, 897430, 1435888, 1483399, 1794860, 2966798, 3589720, 5933596, 7179440, 7416995, 11867192, 14833990, 23734384, 25217783, 29667980, 50435566, 59335960, 100871132, 118671920, 126088915, 201742264, 252177830, 403484528, 504355660, 1008711320, 2017422640]

約数ペア:

[(1, 2017422640), (2, 1008711320), (4, 504355660), (5, 403484528), (8, 252177830), (10, 201742264), (16, 126088915), (17, 118671920), (20, 100871132), (34, 59335960), (40, 50435566), (68, 29667980), (80, 25217783), (85, 23734384), (136, 14833990), (170, 11867192), (272, 7416995), (281, 7179440), (340, 5933596), (562, 3589720), (680, 2966798), (1124, 1794860), (1360, 1483399), (1405, 1435888), (2248, 897430), (2810, 717944), (4496, 448715), (4777, 422320), (5279, 382160), (5620, 358972), (9554, 211160), (10558, 191080), (11240, 179486), (19108, 105580), (21116, 95540), (22480, 89743), (23885, 84464), (26395, 76432), (38216, 52790), (42232, 47770)]