7204520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 10213720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 191, 205, 230, 328, 382, 410, 460, 764, 820, 920, 943, 955, 1528, 1640, 1886, 1910, 3772, 3820, 4393, 4715, 7544, 7640, 7831, 8786, 9430, 15662, 17572, 18860, 21965, 31324, 35144, 37720, 39155, 43930, 62648, 78310, 87860, 156620, 175720, 180113, 313240, 360226, 720452, 900565, 1440904, 1801130, 3602260, 7204520]

約数ペア:

[(1, 7204520), (2, 3602260), (4, 1801130), (5, 1440904), (8, 900565), (10, 720452), (20, 360226), (23, 313240), (40, 180113), (41, 175720), (46, 156620), (82, 87860), (92, 78310), (115, 62648), (164, 43930), (184, 39155), (191, 37720), (205, 35144), (230, 31324), (328, 21965), (382, 18860), (410, 17572), (460, 15662), (764, 9430), (820, 8786), (920, 7831), (943, 7640), (955, 7544), (1528, 4715), (1640, 4393), (1886, 3820), (1910, 3772)]