26258120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13397}}^1$

素因数の和:13422

約数の個数: 48

約数和(自身を含む): 68731740

約数和(自身を除く): 42473620

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, 1960, 13397, 26794, 53588, 66985, 93779, 107176, 133970, 187558, 267940, 375116, 468895, 535880, 656453, 750232, 937790, 1312906, 1875580, 2625812, 3282265, 3751160, 5251624, 6564530, 13129060, 26258120]

約数ペア:

[(1, 26258120), (2, 13129060), (4, 6564530), (5, 5251624), (7, 3751160), (8, 3282265), (10, 2625812), (14, 1875580), (20, 1312906), (28, 937790), (35, 750232), (40, 656453), (49, 535880), (56, 468895), (70, 375116), (98, 267940), (140, 187558), (196, 133970), (245, 107176), (280, 93779), (392, 66985), (490, 53588), (980, 26794), (1960, 13397)]