7667540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 16934400

約数和(自身を除く): 9266860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 149, 155, 166, 298, 310, 332, 415, 596, 620, 745, 830, 1490, 1660, 2573, 2980, 4619, 5146, 9238, 10292, 12367, 12865, 18476, 23095, 24734, 25730, 46190, 49468, 51460, 61835, 92380, 123670, 247340, 383377, 766754, 1533508, 1916885, 3833770, 7667540]

約数ペア:

[(1, 7667540), (2, 3833770), (4, 1916885), (5, 1533508), (10, 766754), (20, 383377), (31, 247340), (62, 123670), (83, 92380), (124, 61835), (149, 51460), (155, 49468), (166, 46190), (298, 25730), (310, 24734), (332, 23095), (415, 18476), (596, 12865), (620, 12367), (745, 10292), (830, 9238), (1490, 5146), (1660, 4619), (2573, 2980)]