207355540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31513}}^1$

素因数の和:31576

約数の個数: 48

約数和(自身を含む): 508257792

約数和(自身を除く): 300902252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 31513, 63026, 126052, 157565, 220591, 315130, 441182, 630260, 882364, 1102955, 1481111, 2205910, 2962222, 4411820, 5924444, 7405555, 10367777, 14811110, 20735554, 29622220, 41471108, 51838885, 103677770, 207355540]

約数ペア:

[(1, 207355540), (2, 103677770), (4, 51838885), (5, 41471108), (7, 29622220), (10, 20735554), (14, 14811110), (20, 10367777), (28, 7405555), (35, 5924444), (47, 4411820), (70, 2962222), (94, 2205910), (140, 1481111), (188, 1102955), (235, 882364), (329, 630260), (470, 441182), (658, 315130), (940, 220591), (1316, 157565), (1645, 126052), (3290, 63026), (6580, 31513)]