4888020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 14027328

約数和(自身を除く): 9139308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 1987, 2460, 3974, 5961, 7948, 9935, 11922, 19870, 23844, 29805, 39740, 59610, 81467, 119220, 162934, 244401, 325868, 407335, 488802, 814670, 977604, 1222005, 1629340, 2444010, 4888020]

約数ペア:

[(1, 4888020), (2, 2444010), (3, 1629340), (4, 1222005), (5, 977604), (6, 814670), (10, 488802), (12, 407335), (15, 325868), (20, 244401), (30, 162934), (41, 119220), (60, 81467), (82, 59610), (123, 39740), (164, 29805), (205, 23844), (246, 19870), (410, 11922), (492, 9935), (615, 7948), (820, 5961), (1230, 3974), (1987, 2460)]