31079240

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1021}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 70088760

約数和(自身を除く): 39009520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1021, 1522, 2042, 3044, 3805, 4084, 5105, 6088, 7610, 8168, 10210, 15220, 20420, 30440, 40840, 776981, 1553962, 3107924, 3884905, 6215848, 7769810, 15539620, 31079240]

約数ペア:

[(1, 31079240), (2, 15539620), (4, 7769810), (5, 6215848), (8, 3884905), (10, 3107924), (20, 1553962), (40, 776981), (761, 40840), (1021, 30440), (1522, 20420), (2042, 15220), (3044, 10210), (3805, 8168), (4084, 7610), (5105, 6088)]