4398069220

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{683}}^1\times {\mathrm{811}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 9284200128

約数和(自身を除く): 4886130908

約数列:

[1, 2, 4, 5, 10, 20, 397, 683, 794, 811, 1366, 1588, 1622, 1985, 2732, 3244, 3415, 3970, 4055, 6830, 7940, 8110, 13660, 16220, 271151, 321967, 542302, 553913, 643934, 1084604, 1107826, 1287868, 1355755, 1609835, 2215652, 2711510, 2769565, 3219670, 5423020, 5539130, 6439340, 11078260, 219903461, 439806922, 879613844, 1099517305, 2199034610, 4398069220]

約数ペア:

[(1, 4398069220), (2, 2199034610), (4, 1099517305), (5, 879613844), (10, 439806922), (20, 219903461), (397, 11078260), (683, 6439340), (794, 5539130), (811, 5423020), (1366, 3219670), (1588, 2769565), (1622, 2711510), (1985, 2215652), (2732, 1609835), (3244, 1355755), (3415, 1287868), (3970, 1107826), (4055, 1084604), (6830, 643934), (7940, 553913), (8110, 542302), (13660, 321967), (16220, 271151)]