201634420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{775517}}^1$

素因数の和:775539

約数の個数: 24

約数和(自身を含む): 456004584

約数和(自身を除く): 254370164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 775517, 1551034, 3102068, 3877585, 7755170, 10081721, 15510340, 20163442, 40326884, 50408605, 100817210, 201634420]

約数ペア:

[(1, 201634420), (2, 100817210), (4, 50408605), (5, 40326884), (10, 20163442), (13, 15510340), (20, 10081721), (26, 7755170), (52, 3877585), (65, 3102068), (130, 1551034), (260, 775517)]