20074528880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2108669}}^1$

素因数の和:2108706

約数の個数: 80

約数和(自身を含む): 56478617280

約数和(自身を除く): 36404088400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 2108669, 4217338, 8434676, 10543345, 14760683, 16869352, 21086690, 29521366, 33738704, 35847373, 42173380, 59042732, 71694746, 73803415, 84346760, 118085464, 143389492, 147606830, 168693520, 179236865, 236170928, 250931611, 286778984, 295213660, 358473730, 501863222, 573557968, 590427320, 716947460, 1003726444, 1180854640, 1254658055, 1433894920, 2007452888, 2509316110, 2867789840, 4014905776, 5018632220, 10037264440, 20074528880]

約数ペア:

[(1, 20074528880), (2, 10037264440), (4, 5018632220), (5, 4014905776), (7, 2867789840), (8, 2509316110), (10, 2007452888), (14, 1433894920), (16, 1254658055), (17, 1180854640), (20, 1003726444), (28, 716947460), (34, 590427320), (35, 573557968), (40, 501863222), (56, 358473730), (68, 295213660), (70, 286778984), (80, 250931611), (85, 236170928), (112, 179236865), (119, 168693520), (136, 147606830), (140, 143389492), (170, 118085464), (238, 84346760), (272, 73803415), (280, 71694746), (340, 59042732), (476, 42173380), (560, 35847373), (595, 33738704), (680, 29521366), (952, 21086690), (1190, 16869352), (1360, 14760683), (1904, 10543345), (2380, 8434676), (4760, 4217338), (9520, 2108669)]