29452220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2963}}^1$

素因数の和:3050

約数の個数: 48

約数和(自身を含む): 71705088

約数和(自身を除く): 42252868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 2963, 4970, 5926, 9940, 11852, 14815, 20741, 29630, 41482, 59260, 82964, 103705, 207410, 210373, 414820, 420746, 841492, 1051865, 1472611, 2103730, 2945222, 4207460, 5890444, 7363055, 14726110, 29452220]

約数ペア:

[(1, 29452220), (2, 14726110), (4, 7363055), (5, 5890444), (7, 4207460), (10, 2945222), (14, 2103730), (20, 1472611), (28, 1051865), (35, 841492), (70, 420746), (71, 414820), (140, 210373), (142, 207410), (284, 103705), (355, 82964), (497, 59260), (710, 41482), (994, 29630), (1420, 20741), (1988, 14815), (2485, 11852), (2963, 9940), (4970, 5926)]