201631420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530609}}^1$

素因数の和:530637

約数の個数: 24

約数和(自身を含む): 445712400

約数和(自身を除く): 244080980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530609, 1061218, 2122436, 2653045, 5306090, 10081571, 10612180, 20163142, 40326284, 50407855, 100815710, 201631420]

約数ペア:

[(1, 201631420), (2, 100815710), (4, 50407855), (5, 40326284), (10, 20163142), (19, 10612180), (20, 10081571), (38, 5306090), (76, 2653045), (95, 2122436), (190, 1061218), (380, 530609)]