2019584860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{51599}}^1$

素因数の和:51730

約数の個数: 48

約数和(自身を含む): 4507776000

約数和(自身を除く): 2488191140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 3914, 7828, 9785, 19570, 39140, 51599, 103198, 206396, 257995, 515990, 980381, 1031980, 1960762, 3921524, 4901905, 5314697, 9803810, 10629394, 19607620, 21258788, 26573485, 53146970, 100979243, 106293940, 201958486, 403916972, 504896215, 1009792430, 2019584860]

約数ペア:

[(1, 2019584860), (2, 1009792430), (4, 504896215), (5, 403916972), (10, 201958486), (19, 106293940), (20, 100979243), (38, 53146970), (76, 26573485), (95, 21258788), (103, 19607620), (190, 10629394), (206, 9803810), (380, 5314697), (412, 4901905), (515, 3921524), (1030, 1960762), (1957, 1031980), (2060, 980381), (3914, 515990), (7828, 257995), (9785, 206396), (19570, 103198), (39140, 51599)]