12388480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1521

約数の個数: 64

約数和(自身を含む): 31915800

約数和(自身を除く): 19527320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1489, 1664, 2080, 2978, 4160, 5956, 7445, 8320, 11912, 14890, 19357, 23824, 29780, 38714, 47648, 59560, 77428, 95296, 96785, 119120, 154856, 190592, 193570, 238240, 309712, 387140, 476480, 619424, 774280, 952960, 1238848, 1548560, 2477696, 3097120, 6194240, 12388480]

約数ペア:

[(1, 12388480), (2, 6194240), (4, 3097120), (5, 2477696), (8, 1548560), (10, 1238848), (13, 952960), (16, 774280), (20, 619424), (26, 476480), (32, 387140), (40, 309712), (52, 238240), (64, 193570), (65, 190592), (80, 154856), (104, 119120), (128, 96785), (130, 95296), (160, 77428), (208, 59560), (260, 47648), (320, 38714), (416, 29780), (520, 23824), (640, 19357), (832, 14890), (1040, 11912), (1489, 8320), (1664, 7445), (2080, 5956), (2978, 4160)]