12208520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 28851120

約数和(自身を除く): 16642600

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 113, 146, 148, 185, 226, 292, 296, 365, 370, 452, 565, 584, 730, 740, 904, 1130, 1460, 1480, 2260, 2701, 2920, 4181, 4520, 5402, 8249, 8362, 10804, 13505, 16498, 16724, 20905, 21608, 27010, 32996, 33448, 41245, 41810, 54020, 65992, 82490, 83620, 108040, 164980, 167240, 305213, 329960, 610426, 1220852, 1526065, 2441704, 3052130, 6104260, 12208520]

約数ペア:

[(1, 12208520), (2, 6104260), (4, 3052130), (5, 2441704), (8, 1526065), (10, 1220852), (20, 610426), (37, 329960), (40, 305213), (73, 167240), (74, 164980), (113, 108040), (146, 83620), (148, 82490), (185, 65992), (226, 54020), (292, 41810), (296, 41245), (365, 33448), (370, 32996), (452, 27010), (565, 21608), (584, 20905), (730, 16724), (740, 16498), (904, 13505), (1130, 10804), (1460, 8362), (1480, 8249), (2260, 5402), (2701, 4520), (2920, 4181)]