56902020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2301

約数の個数: 96

約数和(自身を含む): 185154816

約数和(自身を除く): 128252796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2221, 2562, 3660, 4270, 4442, 5124, 6405, 6663, 8540, 8884, 11105, 12810, 13326, 15547, 22210, 25620, 26652, 31094, 33315, 44420, 46641, 62188, 66630, 77735, 93282, 133260, 135481, 155470, 186564, 233205, 270962, 310940, 406443, 466410, 541924, 677405, 812886, 932820, 948367, 1354810, 1625772, 1896734, 2032215, 2709620, 2845101, 3793468, 4064430, 4741835, 5690202, 8128860, 9483670, 11380404, 14225505, 18967340, 28451010, 56902020]

約数ペア:

[(1, 56902020), (2, 28451010), (3, 18967340), (4, 14225505), (5, 11380404), (6, 9483670), (7, 8128860), (10, 5690202), (12, 4741835), (14, 4064430), (15, 3793468), (20, 2845101), (21, 2709620), (28, 2032215), (30, 1896734), (35, 1625772), (42, 1354810), (60, 948367), (61, 932820), (70, 812886), (84, 677405), (105, 541924), (122, 466410), (140, 406443), (183, 310940), (210, 270962), (244, 233205), (305, 186564), (366, 155470), (420, 135481), (427, 133260), (610, 93282), (732, 77735), (854, 66630), (915, 62188), (1220, 46641), (1281, 44420), (1708, 33315), (1830, 31094), (2135, 26652), (2221, 25620), (2562, 22210), (3660, 15547), (4270, 13326), (4442, 12810), (5124, 11105), (6405, 8884), (6663, 8540)]