4082120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 10713600

約数和(自身を除く): 6631480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 239, 244, 280, 305, 427, 478, 488, 610, 854, 956, 1195, 1220, 1673, 1708, 1912, 2135, 2390, 2440, 3346, 3416, 4270, 4780, 6692, 8365, 8540, 9560, 13384, 14579, 16730, 17080, 29158, 33460, 58316, 66920, 72895, 102053, 116632, 145790, 204106, 291580, 408212, 510265, 583160, 816424, 1020530, 2041060, 4082120]

約数ペア:

[(1, 4082120), (2, 2041060), (4, 1020530), (5, 816424), (7, 583160), (8, 510265), (10, 408212), (14, 291580), (20, 204106), (28, 145790), (35, 116632), (40, 102053), (56, 72895), (61, 66920), (70, 58316), (122, 33460), (140, 29158), (239, 17080), (244, 16730), (280, 14579), (305, 13384), (427, 9560), (478, 8540), (488, 8365), (610, 6692), (854, 4780), (956, 4270), (1195, 3416), (1220, 3346), (1673, 2440), (1708, 2390), (1912, 2135)]