23315380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 53887680

約数和(自身を除く): 30572300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 809, 1310, 1441, 1618, 2620, 2882, 3236, 4045, 5764, 7205, 8090, 8899, 14410, 16180, 17798, 28820, 35596, 44495, 88990, 105979, 177980, 211958, 423916, 529895, 1059790, 1165769, 2119580, 2331538, 4663076, 5828845, 11657690, 23315380]

約数ペア:

[(1, 23315380), (2, 11657690), (4, 5828845), (5, 4663076), (10, 2331538), (11, 2119580), (20, 1165769), (22, 1059790), (44, 529895), (55, 423916), (110, 211958), (131, 177980), (220, 105979), (262, 88990), (524, 44495), (655, 35596), (809, 28820), (1310, 17798), (1441, 16180), (1618, 14410), (2620, 8899), (2882, 8090), (3236, 7205), (4045, 5764)]