902430980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{11177}}^1$

素因数の和:11564

約数の個数: 48

約数和(自身を含む): 2073206016

約数和(自身を除く): 1170775036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 367, 734, 1468, 1835, 3670, 4037, 7340, 8074, 11177, 16148, 20185, 22354, 40370, 44708, 55885, 80740, 111770, 122947, 223540, 245894, 491788, 614735, 1229470, 2458940, 4101959, 8203918, 16407836, 20509795, 41019590, 45121549, 82039180, 90243098, 180486196, 225607745, 451215490, 902430980]

約数ペア:

[(1, 902430980), (2, 451215490), (4, 225607745), (5, 180486196), (10, 90243098), (11, 82039180), (20, 45121549), (22, 41019590), (44, 20509795), (55, 16407836), (110, 8203918), (220, 4101959), (367, 2458940), (734, 1229470), (1468, 614735), (1835, 491788), (3670, 245894), (4037, 223540), (7340, 122947), (8074, 111770), (11177, 80740), (16148, 55885), (20185, 44708), (22354, 40370)]