51535220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12329}}^1$

素因数の和:12368

約数の個数: 48

約数和(自身を含む): 124286400

約数和(自身を除く): 72751180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 12329, 24658, 49316, 61645, 123290, 135619, 234251, 246580, 271238, 468502, 542476, 678095, 937004, 1171255, 1356190, 2342510, 2576761, 2712380, 4685020, 5153522, 10307044, 12883805, 25767610, 51535220]

約数ペア:

[(1, 51535220), (2, 25767610), (4, 12883805), (5, 10307044), (10, 5153522), (11, 4685020), (19, 2712380), (20, 2576761), (22, 2342510), (38, 1356190), (44, 1171255), (55, 937004), (76, 678095), (95, 542476), (110, 468502), (190, 271238), (209, 246580), (220, 234251), (380, 135619), (418, 123290), (836, 61645), (1045, 49316), (2090, 24658), (4180, 12329)]