83713840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149489}}^1$

素因数の和:149509

約数の個数: 40

約数和(自身を含む): 222441120

約数和(自身を除く): 138727280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 149489, 298978, 597956, 747445, 1046423, 1195912, 1494890, 2092846, 2391824, 2989780, 4185692, 5232115, 5979560, 8371384, 10464230, 11959120, 16742768, 20928460, 41856920, 83713840]

約数ペア:

[(1, 83713840), (2, 41856920), (4, 20928460), (5, 16742768), (7, 11959120), (8, 10464230), (10, 8371384), (14, 5979560), (16, 5232115), (20, 4185692), (28, 2989780), (35, 2391824), (40, 2092846), (56, 1494890), (70, 1195912), (80, 1046423), (112, 747445), (140, 597956), (280, 298978), (560, 149489)]