15420064

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 33638976

約数和(自身を除く): 18218912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 617, 781, 1136, 1234, 1562, 2272, 2468, 3124, 4936, 6248, 6787, 9872, 12496, 13574, 19744, 24992, 27148, 43807, 54296, 87614, 108592, 175228, 217184, 350456, 481877, 700912, 963754, 1401824, 1927508, 3855016, 7710032, 15420064]

約数ペア:

[(1, 15420064), (2, 7710032), (4, 3855016), (8, 1927508), (11, 1401824), (16, 963754), (22, 700912), (32, 481877), (44, 350456), (71, 217184), (88, 175228), (142, 108592), (176, 87614), (284, 54296), (352, 43807), (568, 27148), (617, 24992), (781, 19744), (1136, 13574), (1234, 12496), (1562, 9872), (2272, 6787), (2468, 6248), (3124, 4936)]