12276420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15739}}^1$

素因数の和:15764

約数の個数: 48

約数和(自身を含む): 37020480

約数和(自身を除く): 24744060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15739, 31478, 47217, 62956, 78695, 94434, 157390, 188868, 204607, 236085, 314780, 409214, 472170, 613821, 818428, 944340, 1023035, 1227642, 2046070, 2455284, 3069105, 4092140, 6138210, 12276420]

約数ペア:

[(1, 12276420), (2, 6138210), (3, 4092140), (4, 3069105), (5, 2455284), (6, 2046070), (10, 1227642), (12, 1023035), (13, 944340), (15, 818428), (20, 613821), (26, 472170), (30, 409214), (39, 314780), (52, 236085), (60, 204607), (65, 188868), (78, 157390), (130, 94434), (156, 78695), (195, 62956), (260, 47217), (390, 31478), (780, 15739)]