69943820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{57331}}^1$

素因数の和:57401

約数の個数: 24

約数和(自身を含む): 149292528

約数和(自身を除く): 79348708

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 57331, 114662, 229324, 286655, 573310, 1146620, 3497191, 6994382, 13988764, 17485955, 34971910, 69943820]

約数ペア:

[(1, 69943820), (2, 34971910), (4, 17485955), (5, 13988764), (10, 6994382), (20, 3497191), (61, 1146620), (122, 573310), (244, 286655), (305, 229324), (610, 114662), (1220, 57331)]