2605905680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4653403}}^1$

素因数の和:4653423

約数の個数: 40

約数和(自身を含む): 6924265152

約数和(自身を除く): 4318359472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4653403, 9306806, 18613612, 23267015, 32573821, 37227224, 46534030, 65147642, 74454448, 93068060, 130295284, 162869105, 186136120, 260590568, 325738210, 372272240, 521181136, 651476420, 1302952840, 2605905680]

約数ペア:

[(1, 2605905680), (2, 1302952840), (4, 651476420), (5, 521181136), (7, 372272240), (8, 325738210), (10, 260590568), (14, 186136120), (16, 162869105), (20, 130295284), (28, 93068060), (35, 74454448), (40, 65147642), (56, 46534030), (70, 37227224), (80, 32573821), (112, 23267015), (140, 18613612), (280, 9306806), (560, 4653403)]