2475993620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1\times {\mathrm{1873}}^1$

素因数の和:2460

約数の個数: 48

約数和(自身を含む): 5247934608

約数和(自身を除く): 2771940988

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 421, 628, 785, 842, 1570, 1684, 1873, 2105, 3140, 3746, 4210, 7492, 8420, 9365, 18730, 37460, 66097, 132194, 264388, 294061, 330485, 588122, 660970, 788533, 1176244, 1321940, 1470305, 1577066, 2940610, 3154132, 3942665, 5881220, 7885330, 15770660, 123799681, 247599362, 495198724, 618998405, 1237996810, 2475993620]

約数ペア:

[(1, 2475993620), (2, 1237996810), (4, 618998405), (5, 495198724), (10, 247599362), (20, 123799681), (157, 15770660), (314, 7885330), (421, 5881220), (628, 3942665), (785, 3154132), (842, 2940610), (1570, 1577066), (1684, 1470305), (1873, 1321940), (2105, 1176244), (3140, 788533), (3746, 660970), (4210, 588122), (7492, 330485), (8420, 294061), (9365, 264388), (18730, 132194), (37460, 66097)]