20215173870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3076891}}^1$

素因数の和:3076977

約数の個数: 48

約数和(自身を含む): 53279461872

約数和(自身を除く): 33064288002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 3285, 6570, 3076891, 6153782, 9230673, 15384455, 18461346, 27692019, 30768910, 46153365, 55384038, 92306730, 138460095, 224613043, 276920190, 449226086, 673839129, 1123065215, 1347678258, 2021517387, 2246130430, 3369195645, 4043034774, 6738391290, 10107586935, 20215173870]

約数ペア:

[(1, 20215173870), (2, 10107586935), (3, 6738391290), (5, 4043034774), (6, 3369195645), (9, 2246130430), (10, 2021517387), (15, 1347678258), (18, 1123065215), (30, 673839129), (45, 449226086), (73, 276920190), (90, 224613043), (146, 138460095), (219, 92306730), (365, 55384038), (438, 46153365), (657, 30768910), (730, 27692019), (1095, 18461346), (1314, 15384455), (2190, 9230673), (3285, 6153782), (6570, 3076891)]