7121950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 15106176

約数和(自身を除く): 7984226

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 563, 575, 1126, 1150, 1265, 2530, 2815, 5630, 6193, 6325, 12386, 12650, 12949, 14075, 25898, 28150, 30965, 61930, 64745, 129490, 142439, 154825, 284878, 309650, 323725, 647450, 712195, 1424390, 3560975, 7121950]

約数ペア:

[(1, 7121950), (2, 3560975), (5, 1424390), (10, 712195), (11, 647450), (22, 323725), (23, 309650), (25, 284878), (46, 154825), (50, 142439), (55, 129490), (110, 64745), (115, 61930), (230, 30965), (253, 28150), (275, 25898), (506, 14075), (550, 12949), (563, 12650), (575, 12386), (1126, 6325), (1150, 6193), (1265, 5630), (2530, 2815)]