42893840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 110350080

約数和(自身を除く): 67456240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 617, 632, 790, 869, 880, 1234, 1264, 1580, 1738, 2468, 3085, 3160, 3476, 4345, 4936, 6170, 6320, 6787, 6952, 8690, 9872, 12340, 13574, 13904, 17380, 24680, 27148, 33935, 34760, 48743, 49360, 54296, 67870, 69520, 97486, 108592, 135740, 194972, 243715, 271480, 389944, 487430, 536173, 542960, 779888, 974860, 1072346, 1949720, 2144692, 2680865, 3899440, 4289384, 5361730, 8578768, 10723460, 21446920, 42893840]

約数ペア:

[(1, 42893840), (2, 21446920), (4, 10723460), (5, 8578768), (8, 5361730), (10, 4289384), (11, 3899440), (16, 2680865), (20, 2144692), (22, 1949720), (40, 1072346), (44, 974860), (55, 779888), (79, 542960), (80, 536173), (88, 487430), (110, 389944), (158, 271480), (176, 243715), (220, 194972), (316, 135740), (395, 108592), (440, 97486), (617, 69520), (632, 67870), (790, 54296), (869, 49360), (880, 48743), (1234, 34760), (1264, 33935), (1580, 27148), (1738, 24680), (2468, 17380), (3085, 13904), (3160, 13574), (3476, 12340), (4345, 9872), (4936, 8690), (6170, 6952), (6320, 6787)]