628807760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1033}}^1\times {\mathrm{1087}}^1$

素因数の和:2140

約数の個数: 80

約数和(自身を含む): 1673988096

約数和(自身を除く): 1045180336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1033, 1087, 2066, 2174, 4132, 4348, 5165, 5435, 7231, 7609, 8264, 8696, 10330, 10870, 14462, 15218, 16528, 17392, 20660, 21740, 28924, 30436, 36155, 38045, 41320, 43480, 57848, 60872, 72310, 76090, 82640, 86960, 115696, 121744, 144620, 152180, 289240, 304360, 578480, 608720, 1122871, 2245742, 4491484, 5614355, 7860097, 8982968, 11228710, 15720194, 17965936, 22457420, 31440388, 39300485, 44914840, 62880776, 78600970, 89829680, 125761552, 157201940, 314403880, 628807760]

約数ペア:

[(1, 628807760), (2, 314403880), (4, 157201940), (5, 125761552), (7, 89829680), (8, 78600970), (10, 62880776), (14, 44914840), (16, 39300485), (20, 31440388), (28, 22457420), (35, 17965936), (40, 15720194), (56, 11228710), (70, 8982968), (80, 7860097), (112, 5614355), (140, 4491484), (280, 2245742), (560, 1122871), (1033, 608720), (1087, 578480), (2066, 304360), (2174, 289240), (4132, 152180), (4348, 144620), (5165, 121744), (5435, 115696), (7231, 86960), (7609, 82640), (8264, 76090), (8696, 72310), (10330, 60872), (10870, 57848), (14462, 43480), (15218, 41320), (16528, 38045), (17392, 36155), (20660, 30436), (21740, 28924)]