8411920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 80

約数和(自身を含む): 21784320

約数和(自身を除く): 13372400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 121, 158, 176, 220, 242, 316, 395, 440, 484, 605, 632, 790, 869, 880, 968, 1210, 1264, 1331, 1580, 1738, 1936, 2420, 2662, 3160, 3476, 4345, 4840, 5324, 6320, 6655, 6952, 8690, 9559, 9680, 10648, 13310, 13904, 17380, 19118, 21296, 26620, 34760, 38236, 47795, 53240, 69520, 76472, 95590, 105149, 106480, 152944, 191180, 210298, 382360, 420596, 525745, 764720, 841192, 1051490, 1682384, 2102980, 4205960, 8411920]

約数ペア:

[(1, 8411920), (2, 4205960), (4, 2102980), (5, 1682384), (8, 1051490), (10, 841192), (11, 764720), (16, 525745), (20, 420596), (22, 382360), (40, 210298), (44, 191180), (55, 152944), (79, 106480), (80, 105149), (88, 95590), (110, 76472), (121, 69520), (158, 53240), (176, 47795), (220, 38236), (242, 34760), (316, 26620), (395, 21296), (440, 19118), (484, 17380), (605, 13904), (632, 13310), (790, 10648), (869, 9680), (880, 9559), (968, 8690), (1210, 6952), (1264, 6655), (1331, 6320), (1580, 5324), (1738, 4840), (1936, 4345), (2420, 3476), (2662, 3160)]