820410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 2177280

約数和(自身を除く): 1356870

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 41, 46, 58, 69, 82, 87, 115, 123, 138, 145, 174, 205, 230, 246, 290, 345, 410, 435, 615, 667, 690, 870, 943, 1189, 1230, 1334, 1886, 2001, 2378, 2829, 3335, 3567, 4002, 4715, 5658, 5945, 6670, 7134, 9430, 10005, 11890, 14145, 17835, 20010, 27347, 28290, 35670, 54694, 82041, 136735, 164082, 273470, 410205, 820410]

約数ペア:

[(1, 820410), (2, 410205), (3, 273470), (5, 164082), (6, 136735), (10, 82041), (15, 54694), (23, 35670), (29, 28290), (30, 27347), (41, 20010), (46, 17835), (58, 14145), (69, 11890), (82, 10005), (87, 9430), (115, 7134), (123, 6670), (138, 5945), (145, 5658), (174, 4715), (205, 4002), (230, 3567), (246, 3335), (290, 2829), (345, 2378), (410, 2001), (435, 1886), (615, 1334), (667, 1230), (690, 1189), (870, 943)]