12742520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2677}}^1$

素因数の和:2712

約数の個数: 64

約数和(自身を含む): 34706880

約数和(自身を除く): 21964360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 2677, 4760, 5354, 10708, 13385, 18739, 21416, 26770, 37478, 45509, 53540, 74956, 91018, 93695, 107080, 149912, 182036, 187390, 227545, 318563, 364072, 374780, 455090, 637126, 749560, 910180, 1274252, 1592815, 1820360, 2548504, 3185630, 6371260, 12742520]

約数ペア:

[(1, 12742520), (2, 6371260), (4, 3185630), (5, 2548504), (7, 1820360), (8, 1592815), (10, 1274252), (14, 910180), (17, 749560), (20, 637126), (28, 455090), (34, 374780), (35, 364072), (40, 318563), (56, 227545), (68, 187390), (70, 182036), (85, 149912), (119, 107080), (136, 93695), (140, 91018), (170, 74956), (238, 53540), (280, 45509), (340, 37478), (476, 26770), (595, 21416), (680, 18739), (952, 13385), (1190, 10708), (2380, 5354), (2677, 4760)]