29661980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{27983}}^1$

素因数の和:28045

約数の個数: 24

約数和(自身を含む): 63467712

約数和(自身を除く): 33805732

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 27983, 55966, 111932, 139915, 279830, 559660, 1483099, 2966198, 5932396, 7415495, 14830990, 29661980]

約数ペア:

[(1, 29661980), (2, 14830990), (4, 7415495), (5, 5932396), (10, 2966198), (20, 1483099), (53, 559660), (106, 279830), (212, 139915), (265, 111932), (530, 55966), (1060, 27983)]