4044720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:922

約数の個数: 80

約数和(自身を含む): 13213440

約数和(自身を除く): 9168720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 887, 912, 1140, 1520, 1774, 2280, 2661, 3548, 4435, 4560, 5322, 7096, 8870, 10644, 13305, 14192, 16853, 17740, 21288, 26610, 33706, 35480, 42576, 50559, 53220, 67412, 70960, 84265, 101118, 106440, 134824, 168530, 202236, 212880, 252795, 269648, 337060, 404472, 505590, 674120, 808944, 1011180, 1348240, 2022360, 4044720]

約数ペア:

[(1, 4044720), (2, 2022360), (3, 1348240), (4, 1011180), (5, 808944), (6, 674120), (8, 505590), (10, 404472), (12, 337060), (15, 269648), (16, 252795), (19, 212880), (20, 202236), (24, 168530), (30, 134824), (38, 106440), (40, 101118), (48, 84265), (57, 70960), (60, 67412), (76, 53220), (80, 50559), (95, 42576), (114, 35480), (120, 33706), (152, 26610), (190, 21288), (228, 17740), (240, 16853), (285, 14192), (304, 13305), (380, 10644), (456, 8870), (570, 7096), (760, 5322), (887, 4560), (912, 4435), (1140, 3548), (1520, 2661), (1774, 2280)]