10881380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 24055920

約数和(自身を除く): 13174540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 257, 290, 292, 365, 514, 580, 730, 1028, 1285, 1460, 2117, 2570, 4234, 5140, 7453, 8468, 10585, 14906, 18761, 21170, 29812, 37265, 37522, 42340, 74530, 75044, 93805, 149060, 187610, 375220, 544069, 1088138, 2176276, 2720345, 5440690, 10881380]

約数ペア:

[(1, 10881380), (2, 5440690), (4, 2720345), (5, 2176276), (10, 1088138), (20, 544069), (29, 375220), (58, 187610), (73, 149060), (116, 93805), (145, 75044), (146, 74530), (257, 42340), (290, 37522), (292, 37265), (365, 29812), (514, 21170), (580, 18761), (730, 14906), (1028, 10585), (1285, 8468), (1460, 7453), (2117, 5140), (2570, 4234)]