1913306680

素因数分解:

$2^3\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{24517}}^1$

素因数の和:26479

約数の個数: 32

約数和(自身を含む): 4307322240

約数和(自身を除く): 2394015560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1951, 3902, 7804, 9755, 15608, 19510, 24517, 39020, 49034, 78040, 98068, 122585, 196136, 245170, 490340, 980680, 47832667, 95665334, 191330668, 239163335, 382661336, 478326670, 956653340, 1913306680]

約数ペア:

[(1, 1913306680), (2, 956653340), (4, 478326670), (5, 382661336), (8, 239163335), (10, 191330668), (20, 95665334), (40, 47832667), (1951, 980680), (3902, 490340), (7804, 245170), (9755, 196136), (15608, 122585), (19510, 98068), (24517, 78040), (39020, 49034)]