15373880

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1951}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 34784640

約数和(自身を除く): 19410760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1951, 1970, 3902, 3940, 7804, 7880, 9755, 15608, 19510, 39020, 78040, 384347, 768694, 1537388, 1921735, 3074776, 3843470, 7686940, 15373880]

約数ペア:

[(1, 15373880), (2, 7686940), (4, 3843470), (5, 3074776), (8, 1921735), (10, 1537388), (20, 768694), (40, 384347), (197, 78040), (394, 39020), (788, 19510), (985, 15608), (1576, 9755), (1951, 7880), (1970, 7804), (3902, 3940)]