38403820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21101}}^1$

素因数の和:21130

約数の個数: 48

約数和(自身を含む): 99263808

約数和(自身を除く): 60859988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 21101, 42202, 84404, 105505, 147707, 211010, 274313, 295414, 422020, 548626, 590828, 738535, 1097252, 1371565, 1477070, 1920191, 2743130, 2954140, 3840382, 5486260, 7680764, 9600955, 19201910, 38403820]

約数ペア:

[(1, 38403820), (2, 19201910), (4, 9600955), (5, 7680764), (7, 5486260), (10, 3840382), (13, 2954140), (14, 2743130), (20, 1920191), (26, 1477070), (28, 1371565), (35, 1097252), (52, 738535), (65, 590828), (70, 548626), (91, 422020), (130, 295414), (140, 274313), (182, 211010), (260, 147707), (364, 105505), (455, 84404), (910, 42202), (1820, 21101)]