20171940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336199}}^1$

素因数の和:336211

約数の個数: 24

約数和(自身を含む): 56481600

約数和(自身を除く): 36309660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336199, 672398, 1008597, 1344796, 1680995, 2017194, 3361990, 4034388, 5042985, 6723980, 10085970, 20171940]

約数ペア:

[(1, 20171940), (2, 10085970), (3, 6723980), (4, 5042985), (5, 4034388), (6, 3361990), (10, 2017194), (12, 1680995), (15, 1344796), (20, 1008597), (30, 672398), (60, 336199)]