28274820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2927}}^1$

素因数の和:2969

約数の個数: 96

約数和(自身を含む): 94445568

約数和(自身を除く): 66170748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 2927, 3220, 4830, 5854, 8781, 9660, 11708, 14635, 17562, 20489, 29270, 35124, 40978, 43905, 58540, 61467, 67321, 81956, 87810, 102445, 122934, 134642, 175620, 201963, 204890, 245868, 269284, 307335, 336605, 403926, 409780, 471247, 614670, 673210, 807852, 942494, 1009815, 1229340, 1346420, 1413741, 1884988, 2019630, 2356235, 2827482, 4039260, 4712470, 5654964, 7068705, 9424940, 14137410, 28274820]

約数ペア:

[(1, 28274820), (2, 14137410), (3, 9424940), (4, 7068705), (5, 5654964), (6, 4712470), (7, 4039260), (10, 2827482), (12, 2356235), (14, 2019630), (15, 1884988), (20, 1413741), (21, 1346420), (23, 1229340), (28, 1009815), (30, 942494), (35, 807852), (42, 673210), (46, 614670), (60, 471247), (69, 409780), (70, 403926), (84, 336605), (92, 307335), (105, 269284), (115, 245868), (138, 204890), (140, 201963), (161, 175620), (210, 134642), (230, 122934), (276, 102445), (322, 87810), (345, 81956), (420, 67321), (460, 61467), (483, 58540), (644, 43905), (690, 40978), (805, 35124), (966, 29270), (1380, 20489), (1610, 17562), (1932, 14635), (2415, 11708), (2927, 9660), (3220, 8781), (4830, 5854)]