1183780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 2787120

約数和(自身を除く): 1603340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 157, 260, 290, 314, 377, 580, 628, 754, 785, 1508, 1570, 1885, 2041, 3140, 3770, 4082, 4553, 7540, 8164, 9106, 10205, 18212, 20410, 22765, 40820, 45530, 59189, 91060, 118378, 236756, 295945, 591890, 1183780]

約数ペア:

[(1, 1183780), (2, 591890), (4, 295945), (5, 236756), (10, 118378), (13, 91060), (20, 59189), (26, 45530), (29, 40820), (52, 22765), (58, 20410), (65, 18212), (116, 10205), (130, 9106), (145, 8164), (157, 7540), (260, 4553), (290, 4082), (314, 3770), (377, 3140), (580, 2041), (628, 1885), (754, 1570), (785, 1508)]