7451420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19609}}^1$

素因数の和:19637

約数の個数: 24

約数和(自身を含む): 16472400

約数和(自身を除く): 9020980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 19609, 39218, 78436, 98045, 196090, 372571, 392180, 745142, 1490284, 1862855, 3725710, 7451420]

約数ペア:

[(1, 7451420), (2, 3725710), (4, 1862855), (5, 1490284), (10, 745142), (19, 392180), (20, 372571), (38, 196090), (76, 98045), (95, 78436), (190, 39218), (380, 19609)]