7887320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1$

素因数の和:1692

約数の個数: 64

約数和(自身を含む): 21487680

約数和(自身を除く): 13600360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 1657, 2380, 3314, 4760, 6628, 8285, 11599, 13256, 16570, 23198, 28169, 33140, 46396, 56338, 57995, 66280, 92792, 112676, 115990, 140845, 197183, 225352, 231980, 281690, 394366, 463960, 563380, 788732, 985915, 1126760, 1577464, 1971830, 3943660, 7887320]

約数ペア:

[(1, 7887320), (2, 3943660), (4, 1971830), (5, 1577464), (7, 1126760), (8, 985915), (10, 788732), (14, 563380), (17, 463960), (20, 394366), (28, 281690), (34, 231980), (35, 225352), (40, 197183), (56, 140845), (68, 115990), (70, 112676), (85, 92792), (119, 66280), (136, 57995), (140, 56338), (170, 46396), (238, 33140), (280, 28169), (340, 23198), (476, 16570), (595, 13256), (680, 11599), (952, 8285), (1190, 6628), (1657, 4760), (2380, 3314)]