11108720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 29998080

約数和(自身を除く): 18889360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 140, 166, 239, 280, 332, 415, 478, 560, 581, 664, 830, 956, 1162, 1195, 1328, 1660, 1673, 1912, 2324, 2390, 2905, 3320, 3346, 3824, 4648, 4780, 5810, 6640, 6692, 8365, 9296, 9560, 11620, 13384, 16730, 19120, 19837, 23240, 26768, 33460, 39674, 46480, 66920, 79348, 99185, 133840, 138859, 158696, 198370, 277718, 317392, 396740, 555436, 694295, 793480, 1110872, 1388590, 1586960, 2221744, 2777180, 5554360, 11108720]

約数ペア:

[(1, 11108720), (2, 5554360), (4, 2777180), (5, 2221744), (7, 1586960), (8, 1388590), (10, 1110872), (14, 793480), (16, 694295), (20, 555436), (28, 396740), (35, 317392), (40, 277718), (56, 198370), (70, 158696), (80, 138859), (83, 133840), (112, 99185), (140, 79348), (166, 66920), (239, 46480), (280, 39674), (332, 33460), (415, 26768), (478, 23240), (560, 19837), (581, 19120), (664, 16730), (830, 13384), (956, 11620), (1162, 9560), (1195, 9296), (1328, 8365), (1660, 6692), (1673, 6640), (1912, 5810), (2324, 4780), (2390, 4648), (2905, 3824), (3320, 3346)]