29442280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1481}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 76826880

約数和(自身を除く): 47384600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1481, 1988, 2485, 2840, 2962, 3976, 4970, 5924, 7405, 9940, 10367, 11848, 14810, 19880, 20734, 29620, 41468, 51835, 59240, 82936, 103670, 105151, 207340, 210302, 414680, 420604, 525755, 736057, 841208, 1051510, 1472114, 2103020, 2944228, 3680285, 4206040, 5888456, 7360570, 14721140, 29442280]

約数ペア:

[(1, 29442280), (2, 14721140), (4, 7360570), (5, 5888456), (7, 4206040), (8, 3680285), (10, 2944228), (14, 2103020), (20, 1472114), (28, 1051510), (35, 841208), (40, 736057), (56, 525755), (70, 420604), (71, 414680), (140, 210302), (142, 207340), (280, 105151), (284, 103670), (355, 82936), (497, 59240), (568, 51835), (710, 41468), (994, 29620), (1420, 20734), (1481, 19880), (1988, 14810), (2485, 11848), (2840, 10367), (2962, 9940), (3976, 7405), (4970, 5924)]