17260580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 20962780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 239, 314, 460, 478, 628, 785, 956, 1195, 1570, 2390, 3140, 3611, 4780, 5497, 7222, 10994, 14444, 18055, 21988, 27485, 36110, 37523, 54970, 72220, 75046, 109940, 150092, 187615, 375230, 750460, 863029, 1726058, 3452116, 4315145, 8630290, 17260580]

約数ペア:

[(1, 17260580), (2, 8630290), (4, 4315145), (5, 3452116), (10, 1726058), (20, 863029), (23, 750460), (46, 375230), (92, 187615), (115, 150092), (157, 109940), (230, 75046), (239, 72220), (314, 54970), (460, 37523), (478, 36110), (628, 27485), (785, 21988), (956, 18055), (1195, 14444), (1570, 10994), (2390, 7222), (3140, 5497), (3611, 4780)]