2901835880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1189277}}^1$

素因数の和:1189349

約数の個数: 32

約数和(自身を含む): 6636171240

約数和(自身を除く): 3734335360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 1189277, 2378554, 4757108, 5946385, 9514216, 11892770, 23785540, 47571080, 72545897, 145091794, 290183588, 362729485, 580367176, 725458970, 1450917940, 2901835880]

約数ペア:

[(1, 2901835880), (2, 1450917940), (4, 725458970), (5, 580367176), (8, 362729485), (10, 290183588), (20, 145091794), (40, 72545897), (61, 47571080), (122, 23785540), (244, 11892770), (305, 9514216), (488, 5946385), (610, 4757108), (1220, 2378554), (2440, 1189277)]