32687740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 70963200

約数和(自身を除く): 38275460

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 191, 199, 215, 382, 398, 430, 764, 796, 860, 955, 995, 1910, 1990, 3820, 3980, 8213, 8557, 16426, 17114, 32852, 34228, 38009, 41065, 42785, 76018, 82130, 85570, 152036, 164260, 171140, 190045, 380090, 760180, 1634387, 3268774, 6537548, 8171935, 16343870, 32687740]

約数ペア:

[(1, 32687740), (2, 16343870), (4, 8171935), (5, 6537548), (10, 3268774), (20, 1634387), (43, 760180), (86, 380090), (172, 190045), (191, 171140), (199, 164260), (215, 152036), (382, 85570), (398, 82130), (430, 76018), (764, 42785), (796, 41065), (860, 38009), (955, 34228), (995, 32852), (1910, 17114), (1990, 16426), (3820, 8557), (3980, 8213)]