1900176860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{44879}}^1$

素因数の和:44990

約数の個数: 48

約数和(自身を含む): 4184611200

約数和(自身を除く): 2284434340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 290, 292, 365, 580, 730, 1460, 2117, 4234, 8468, 10585, 21170, 42340, 44879, 89758, 179516, 224395, 448790, 897580, 1301491, 2602982, 3276167, 5205964, 6507455, 6552334, 13014910, 13104668, 16380835, 26029820, 32761670, 65523340, 95008843, 190017686, 380035372, 475044215, 950088430, 1900176860]

約数ペア:

[(1, 1900176860), (2, 950088430), (4, 475044215), (5, 380035372), (10, 190017686), (20, 95008843), (29, 65523340), (58, 32761670), (73, 26029820), (116, 16380835), (145, 13104668), (146, 13014910), (290, 6552334), (292, 6507455), (365, 5205964), (580, 3276167), (730, 2602982), (1460, 1301491), (2117, 897580), (4234, 448790), (8468, 224395), (10585, 179516), (21170, 89758), (42340, 44879)]