20223680080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{863}}^1\times {\mathrm{17231}}^1$

素因数の和:18124

約数の個数: 80

約数和(自身を含む): 49846523904

約数和(自身を除く): 29622843824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 863, 1360, 1726, 3452, 4315, 6904, 8630, 13808, 14671, 17231, 17260, 29342, 34462, 34520, 58684, 68924, 69040, 73355, 86155, 117368, 137848, 146710, 172310, 234736, 275696, 292927, 293420, 344620, 585854, 586840, 689240, 1171708, 1173680, 1378480, 1464635, 2343416, 2929270, 4686832, 5858540, 11717080, 14870353, 23434160, 29740706, 59481412, 74351765, 118962824, 148703530, 237925648, 252796001, 297407060, 505592002, 594814120, 1011184004, 1189628240, 1263980005, 2022368008, 2527960010, 4044736016, 5055920020, 10111840040, 20223680080]

約数ペア:

[(1, 20223680080), (2, 10111840040), (4, 5055920020), (5, 4044736016), (8, 2527960010), (10, 2022368008), (16, 1263980005), (17, 1189628240), (20, 1011184004), (34, 594814120), (40, 505592002), (68, 297407060), (80, 252796001), (85, 237925648), (136, 148703530), (170, 118962824), (272, 74351765), (340, 59481412), (680, 29740706), (863, 23434160), (1360, 14870353), (1726, 11717080), (3452, 5858540), (4315, 4686832), (6904, 2929270), (8630, 2343416), (13808, 1464635), (14671, 1378480), (17231, 1173680), (17260, 1171708), (29342, 689240), (34462, 586840), (34520, 585854), (58684, 344620), (68924, 293420), (69040, 292927), (73355, 275696), (86155, 234736), (117368, 172310), (137848, 146710)]