20239520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1102

約数の個数: 96

約数和(自身を含む): 57915648

約数和(自身を除く): 37676128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1063, 1120, 1190, 1360, 1904, 2126, 2380, 2720, 3808, 4252, 4760, 5315, 7441, 8504, 9520, 10630, 14882, 17008, 18071, 19040, 21260, 29764, 34016, 36142, 37205, 42520, 59528, 72284, 74410, 85040, 90355, 119056, 126497, 144568, 148820, 170080, 180710, 238112, 252994, 289136, 297640, 361420, 505988, 578272, 595280, 632485, 722840, 1011976, 1190560, 1264970, 1445680, 2023952, 2529940, 2891360, 4047904, 5059880, 10119760, 20239520]

約数ペア:

[(1, 20239520), (2, 10119760), (4, 5059880), (5, 4047904), (7, 2891360), (8, 2529940), (10, 2023952), (14, 1445680), (16, 1264970), (17, 1190560), (20, 1011976), (28, 722840), (32, 632485), (34, 595280), (35, 578272), (40, 505988), (56, 361420), (68, 297640), (70, 289136), (80, 252994), (85, 238112), (112, 180710), (119, 170080), (136, 148820), (140, 144568), (160, 126497), (170, 119056), (224, 90355), (238, 85040), (272, 74410), (280, 72284), (340, 59528), (476, 42520), (544, 37205), (560, 36142), (595, 34016), (680, 29764), (952, 21260), (1063, 19040), (1120, 18071), (1190, 17008), (1360, 14882), (1904, 10630), (2126, 9520), (2380, 8504), (2720, 7441), (3808, 5315), (4252, 4760)]