38899960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 96163200

約数和(自身を除く): 57263240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 211, 220, 419, 422, 440, 838, 844, 1055, 1676, 1688, 2095, 2110, 2321, 3352, 4190, 4220, 4609, 4642, 8380, 8440, 9218, 9284, 11605, 16760, 18436, 18568, 23045, 23210, 36872, 46090, 46420, 88409, 92180, 92840, 176818, 184360, 353636, 442045, 707272, 884090, 972499, 1768180, 1944998, 3536360, 3889996, 4862495, 7779992, 9724990, 19449980, 38899960]

約数ペア:

[(1, 38899960), (2, 19449980), (4, 9724990), (5, 7779992), (8, 4862495), (10, 3889996), (11, 3536360), (20, 1944998), (22, 1768180), (40, 972499), (44, 884090), (55, 707272), (88, 442045), (110, 353636), (211, 184360), (220, 176818), (419, 92840), (422, 92180), (440, 88409), (838, 46420), (844, 46090), (1055, 36872), (1676, 23210), (1688, 23045), (2095, 18568), (2110, 18436), (2321, 16760), (3352, 11605), (4190, 9284), (4220, 9218), (4609, 8440), (4642, 8380)]