15240784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 32497920

約数和(自身を除く): 17257136

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 1559, 2444, 3118, 4888, 6236, 9776, 12472, 20267, 24944, 40534, 73273, 81068, 146546, 162136, 293092, 324272, 586184, 952549, 1172368, 1905098, 3810196, 7620392, 15240784]

約数ペア:

[(1, 15240784), (2, 7620392), (4, 3810196), (8, 1905098), (13, 1172368), (16, 952549), (26, 586184), (47, 324272), (52, 293092), (94, 162136), (104, 146546), (188, 81068), (208, 73273), (376, 40534), (611, 24944), (752, 20267), (1222, 12472), (1559, 9776), (2444, 6236), (3118, 4888)]