201620187160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1174669}}^1$

素因数の和:1175300

約数の個数: 64

約数和(自身を含む): 519298113600

約数和(自身を除く): 317677926440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 613, 1226, 2452, 3065, 4291, 4904, 6130, 8582, 12260, 17164, 21455, 24520, 34328, 42910, 85820, 171640, 1174669, 2349338, 4698676, 5873345, 8222683, 9397352, 11746690, 16445366, 23493380, 32890732, 41113415, 46986760, 65781464, 82226830, 164453660, 328907320, 720072097, 1440144194, 2880288388, 3600360485, 5040504679, 5760576776, 7200720970, 10081009358, 14401441940, 20162018716, 25202523395, 28802883880, 40324037432, 50405046790, 100810093580, 201620187160]

約数ペア:

[(1, 201620187160), (2, 100810093580), (4, 50405046790), (5, 40324037432), (7, 28802883880), (8, 25202523395), (10, 20162018716), (14, 14401441940), (20, 10081009358), (28, 7200720970), (35, 5760576776), (40, 5040504679), (56, 3600360485), (70, 2880288388), (140, 1440144194), (280, 720072097), (613, 328907320), (1226, 164453660), (2452, 82226830), (3065, 65781464), (4291, 46986760), (4904, 41113415), (6130, 32890732), (8582, 23493380), (12260, 16445366), (17164, 11746690), (21455, 9397352), (24520, 8222683), (34328, 5873345), (42910, 4698676), (85820, 2349338), (171640, 1174669)]