1968980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7573}}^1$

素因数の和:7595

約数の個数: 24

約数和(自身を含む): 4453512

約数和(自身を除く): 2484532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7573, 15146, 30292, 37865, 75730, 98449, 151460, 196898, 393796, 492245, 984490, 1968980]

約数ペア:

[(1, 1968980), (2, 984490), (4, 492245), (5, 393796), (10, 196898), (13, 151460), (20, 98449), (26, 75730), (52, 37865), (65, 30292), (130, 15146), (260, 7573)]