28376670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{829}}^1$

素因数の和:1009

約数の個数: 64

約数和(自身を含む): 78405120

約数和(自身を除く): 50028450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 815, 829, 978, 1141, 1630, 1658, 2282, 2445, 2487, 3423, 4145, 4890, 4974, 5705, 5803, 6846, 8290, 11410, 11606, 12435, 17115, 17409, 24870, 29015, 34230, 34818, 58030, 87045, 135127, 174090, 270254, 405381, 675635, 810762, 945889, 1351270, 1891778, 2026905, 2837667, 4053810, 4729445, 5675334, 9458890, 14188335, 28376670]

約数ペア:

[(1, 28376670), (2, 14188335), (3, 9458890), (5, 5675334), (6, 4729445), (7, 4053810), (10, 2837667), (14, 2026905), (15, 1891778), (21, 1351270), (30, 945889), (35, 810762), (42, 675635), (70, 405381), (105, 270254), (163, 174090), (210, 135127), (326, 87045), (489, 58030), (815, 34818), (829, 34230), (978, 29015), (1141, 24870), (1630, 17409), (1658, 17115), (2282, 12435), (2445, 11606), (2487, 11410), (3423, 8290), (4145, 6846), (4890, 5803), (4974, 5705)]