6213980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3491}}^1$

素因数の和:3589

約数の個数: 24

約数和(自身を含む): 13199760

約数和(自身を除く): 6985780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 3491, 6982, 13964, 17455, 34910, 69820, 310699, 621398, 1242796, 1553495, 3106990, 6213980]

約数ペア:

[(1, 6213980), (2, 3106990), (4, 1553495), (5, 1242796), (10, 621398), (20, 310699), (89, 69820), (178, 34910), (356, 17455), (445, 13964), (890, 6982), (1780, 3491)]