16304920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7691}}^1$

素因数の和:7755

約数の個数: 32

約数和(自身を含む): 37383120

約数和(自身を除く): 21078200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7691, 15382, 30764, 38455, 61528, 76910, 153820, 307640, 407623, 815246, 1630492, 2038115, 3260984, 4076230, 8152460, 16304920]

約数ペア:

[(1, 16304920), (2, 8152460), (4, 4076230), (5, 3260984), (8, 2038115), (10, 1630492), (20, 815246), (40, 407623), (53, 307640), (106, 153820), (212, 76910), (265, 61528), (424, 38455), (530, 30764), (1060, 15382), (2120, 7691)]