7900290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 21051576

約数和(自身を除く): 13151286

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 2141, 3690, 4282, 6423, 10705, 12846, 19269, 21410, 32115, 38538, 64230, 87781, 96345, 175562, 192690, 263343, 438905, 526686, 790029, 877810, 1316715, 1580058, 2633430, 3950145, 7900290]

約数ペア:

[(1, 7900290), (2, 3950145), (3, 2633430), (5, 1580058), (6, 1316715), (9, 877810), (10, 790029), (15, 526686), (18, 438905), (30, 263343), (41, 192690), (45, 175562), (82, 96345), (90, 87781), (123, 64230), (205, 38538), (246, 32115), (369, 21410), (410, 19269), (615, 12846), (738, 10705), (1230, 6423), (1845, 4282), (2141, 3690)]