2902760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1481}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 7602660

約数和(自身を除く): 4699900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1481, 1960, 2962, 5924, 7405, 10367, 11848, 14810, 20734, 29620, 41468, 51835, 59240, 72569, 82936, 103670, 145138, 207340, 290276, 362845, 414680, 580552, 725690, 1451380, 2902760]

約数ペア:

[(1, 2902760), (2, 1451380), (4, 725690), (5, 580552), (7, 414680), (8, 362845), (10, 290276), (14, 207340), (20, 145138), (28, 103670), (35, 82936), (40, 72569), (49, 59240), (56, 51835), (70, 41468), (98, 29620), (140, 20734), (196, 14810), (245, 11848), (280, 10367), (392, 7405), (490, 5924), (980, 2962), (1481, 1960)]