720295580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{10091}}^1$

素因数の和:10226

約数の個数: 48

約数和(自身を含む): 1566601344

約数和(自身を除く): 846305764

約数列:

[1, 2, 4, 5, 10, 20, 43, 83, 86, 166, 172, 215, 332, 415, 430, 830, 860, 1660, 3569, 7138, 10091, 14276, 17845, 20182, 35690, 40364, 50455, 71380, 100910, 201820, 433913, 837553, 867826, 1675106, 1735652, 2169565, 3350212, 4187765, 4339130, 8375530, 8678260, 16751060, 36014779, 72029558, 144059116, 180073895, 360147790, 720295580]

約数ペア:

[(1, 720295580), (2, 360147790), (4, 180073895), (5, 144059116), (10, 72029558), (20, 36014779), (43, 16751060), (83, 8678260), (86, 8375530), (166, 4339130), (172, 4187765), (215, 3350212), (332, 2169565), (415, 1735652), (430, 1675106), (830, 867826), (860, 837553), (1660, 433913), (3569, 201820), (7138, 100910), (10091, 71380), (14276, 50455), (17845, 40364), (20182, 35690)]