20260997680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3289123}}^1$

素因数の和:3289154

約数の個数: 80

約数和(自身を含む): 58730598144

約数和(自身を除く): 38469600464

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 3289123, 6578246, 13156492, 16445615, 23023861, 26312984, 32891230, 36180353, 46047722, 52625968, 65782460, 72360706, 92095444, 115119305, 131564920, 144721412, 180901765, 184190888, 230238610, 253262471, 263129840, 289442824, 361803530, 368381776, 460477220, 506524942, 578885648, 723607060, 920954440, 1013049884, 1266312355, 1447214120, 1841908880, 2026099768, 2532624710, 2894428240, 4052199536, 5065249420, 10130498840, 20260997680]

約数ペア:

[(1, 20260997680), (2, 10130498840), (4, 5065249420), (5, 4052199536), (7, 2894428240), (8, 2532624710), (10, 2026099768), (11, 1841908880), (14, 1447214120), (16, 1266312355), (20, 1013049884), (22, 920954440), (28, 723607060), (35, 578885648), (40, 506524942), (44, 460477220), (55, 368381776), (56, 361803530), (70, 289442824), (77, 263129840), (80, 253262471), (88, 230238610), (110, 184190888), (112, 180901765), (140, 144721412), (154, 131564920), (176, 115119305), (220, 92095444), (280, 72360706), (308, 65782460), (385, 52625968), (440, 46047722), (560, 36180353), (616, 32891230), (770, 26312984), (880, 23023861), (1232, 16445615), (1540, 13156492), (3080, 6578246), (6160, 3289123)]