212899010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{2999}}^1$

素因数の和:3266

約数の個数: 32

約数和(自身を含む): 397440000

約数和(自身を除く): 184540990

約数列:

[1, 2, 5, 10, 31, 62, 155, 229, 310, 458, 1145, 2290, 2999, 5998, 7099, 14198, 14995, 29990, 35495, 70990, 92969, 185938, 464845, 686771, 929690, 1373542, 3433855, 6867710, 21289901, 42579802, 106449505, 212899010]

約数ペア:

[(1, 212899010), (2, 106449505), (5, 42579802), (10, 21289901), (31, 6867710), (62, 3433855), (155, 1373542), (229, 929690), (310, 686771), (458, 464845), (1145, 185938), (2290, 92969), (2999, 70990), (5998, 35495), (7099, 29990), (14198, 14995)]