19906080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 63431424

約数和(自身を除く): 43525344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 113, 120, 160, 226, 240, 339, 367, 452, 480, 565, 678, 734, 904, 1101, 1130, 1356, 1468, 1695, 1808, 1835, 2202, 2260, 2712, 2936, 3390, 3616, 3670, 4404, 4520, 5424, 5505, 5872, 6780, 7340, 8808, 9040, 10848, 11010, 11744, 13560, 14680, 17616, 18080, 22020, 27120, 29360, 35232, 41471, 44040, 54240, 58720, 82942, 88080, 124413, 165884, 176160, 207355, 248826, 331768, 414710, 497652, 622065, 663536, 829420, 995304, 1244130, 1327072, 1658840, 1990608, 2488260, 3317680, 3981216, 4976520, 6635360, 9953040, 19906080]

約数ペア:

[(1, 19906080), (2, 9953040), (3, 6635360), (4, 4976520), (5, 3981216), (6, 3317680), (8, 2488260), (10, 1990608), (12, 1658840), (15, 1327072), (16, 1244130), (20, 995304), (24, 829420), (30, 663536), (32, 622065), (40, 497652), (48, 414710), (60, 331768), (80, 248826), (96, 207355), (113, 176160), (120, 165884), (160, 124413), (226, 88080), (240, 82942), (339, 58720), (367, 54240), (452, 44040), (480, 41471), (565, 35232), (678, 29360), (734, 27120), (904, 22020), (1101, 18080), (1130, 17616), (1356, 14680), (1468, 13560), (1695, 11744), (1808, 11010), (1835, 10848), (2202, 9040), (2260, 8808), (2712, 7340), (2936, 6780), (3390, 5872), (3616, 5505), (3670, 5424), (4404, 4520)]