15111580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 34927200

約数和(自身を除く): 19815620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 461, 596, 745, 922, 1490, 1639, 1844, 2305, 2980, 3278, 4610, 5071, 6556, 8195, 9220, 10142, 16390, 20284, 25355, 32780, 50710, 68689, 101420, 137378, 274756, 343445, 686890, 755579, 1373780, 1511158, 3022316, 3777895, 7555790, 15111580]

約数ペア:

[(1, 15111580), (2, 7555790), (4, 3777895), (5, 3022316), (10, 1511158), (11, 1373780), (20, 755579), (22, 686890), (44, 343445), (55, 274756), (110, 137378), (149, 101420), (220, 68689), (298, 50710), (461, 32780), (596, 25355), (745, 20284), (922, 16390), (1490, 10142), (1639, 9220), (1844, 8195), (2305, 6556), (2980, 5071), (3278, 4610)]