3931002080

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{310997}}^1$

素因数の和:311091

約数の個数: 48

約数和(自身を含む): 9404579520

約数和(自身を除く): 5473577440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 310997, 621994, 1243988, 1554985, 2487976, 3109970, 4975952, 6219940, 9951904, 12439880, 24568763, 24879760, 49137526, 49759520, 98275052, 122843815, 196550104, 245687630, 393100208, 491375260, 786200416, 982750520, 1965501040, 3931002080]

約数ペア:

[(1, 3931002080), (2, 1965501040), (4, 982750520), (5, 786200416), (8, 491375260), (10, 393100208), (16, 245687630), (20, 196550104), (32, 122843815), (40, 98275052), (79, 49759520), (80, 49137526), (158, 24879760), (160, 24568763), (316, 12439880), (395, 9951904), (632, 6219940), (790, 4975952), (1264, 3109970), (1580, 2487976), (2528, 1554985), (3160, 1243988), (6320, 621994), (12640, 310997)]