254015920

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{12073}}^1$

素因数の和:12349

約数の個数: 40

約数和(自身を含む): 592881696

約数和(自身を除く): 338865776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 12073, 21040, 24146, 48292, 60365, 96584, 120730, 193168, 241460, 482920, 965840, 3175199, 6350398, 12700796, 15875995, 25401592, 31751990, 50803184, 63503980, 127007960, 254015920]

約数ペア:

[(1, 254015920), (2, 127007960), (4, 63503980), (5, 50803184), (8, 31751990), (10, 25401592), (16, 15875995), (20, 12700796), (40, 6350398), (80, 3175199), (263, 965840), (526, 482920), (1052, 241460), (1315, 193168), (2104, 120730), (2630, 96584), (4208, 60365), (5260, 48292), (10520, 24146), (12073, 21040)]