30959890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14009}}^1$

素因数の和:14046

約数の個数: 32

約数和(自身を含む): 63549360

約数和(自身を除く): 32589470

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 14009, 28018, 70045, 140090, 182117, 238153, 364234, 476306, 910585, 1190765, 1821170, 2381530, 3095989, 6191978, 15479945, 30959890]

約数ペア:

[(1, 30959890), (2, 15479945), (5, 6191978), (10, 3095989), (13, 2381530), (17, 1821170), (26, 1190765), (34, 910585), (65, 476306), (85, 364234), (130, 238153), (170, 182117), (221, 140090), (442, 70045), (1105, 28018), (2210, 14009)]