15894560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{821}}^1$

素因数の和:858

約数の個数: 72

約数和(自身を含む): 41325228

約数和(自身を除く): 25430668

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 821, 880, 968, 1210, 1642, 1760, 1936, 2420, 3284, 3872, 4105, 4840, 6568, 8210, 9031, 9680, 13136, 16420, 18062, 19360, 26272, 32840, 36124, 45155, 65680, 72248, 90310, 99341, 131360, 144496, 180620, 198682, 288992, 361240, 397364, 496705, 722480, 794728, 993410, 1444960, 1589456, 1986820, 3178912, 3973640, 7947280, 15894560]

約数ペア:

[(1, 15894560), (2, 7947280), (4, 3973640), (5, 3178912), (8, 1986820), (10, 1589456), (11, 1444960), (16, 993410), (20, 794728), (22, 722480), (32, 496705), (40, 397364), (44, 361240), (55, 288992), (80, 198682), (88, 180620), (110, 144496), (121, 131360), (160, 99341), (176, 90310), (220, 72248), (242, 65680), (352, 45155), (440, 36124), (484, 32840), (605, 26272), (821, 19360), (880, 18062), (968, 16420), (1210, 13136), (1642, 9680), (1760, 9031), (1936, 8210), (2420, 6568), (3284, 4840), (3872, 4105)]