636974005540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{72880321}}^1$

素因数の和:72880372

約数の個数: 48

約数和(自身を含む): 1469267291520

約数和(自身を除く): 832293285980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 72880321, 145760642, 291521284, 364401605, 728803210, 1384726099, 1457606420, 1676247383, 2769452198, 3352494766, 5538904396, 6704989532, 6923630495, 8381236915, 13847260990, 16762473830, 27694521980, 31848700277, 33524947660, 63697400554, 127394801108, 159243501385, 318487002770, 636974005540]

約数ペア:

[(1, 636974005540), (2, 318487002770), (4, 159243501385), (5, 127394801108), (10, 63697400554), (19, 33524947660), (20, 31848700277), (23, 27694521980), (38, 16762473830), (46, 13847260990), (76, 8381236915), (92, 6923630495), (95, 6704989532), (115, 5538904396), (190, 3352494766), (230, 2769452198), (380, 1676247383), (437, 1457606420), (460, 1384726099), (874, 728803210), (1748, 364401605), (2185, 291521284), (4370, 145760642), (8740, 72880321)]