31764920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6563}}^1$

素因数の和:6596

約数の個数: 48

約数和(自身を含む): 78571080

約数和(自身を除く): 46806160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6563, 13126, 26252, 32815, 52504, 65630, 72193, 131260, 144386, 262520, 288772, 360965, 577544, 721930, 794123, 1443860, 1588246, 2887720, 3176492, 3970615, 6352984, 7941230, 15882460, 31764920]

約数ペア:

[(1, 31764920), (2, 15882460), (4, 7941230), (5, 6352984), (8, 3970615), (10, 3176492), (11, 2887720), (20, 1588246), (22, 1443860), (40, 794123), (44, 721930), (55, 577544), (88, 360965), (110, 288772), (121, 262520), (220, 144386), (242, 131260), (440, 72193), (484, 65630), (605, 52504), (968, 32815), (1210, 26252), (2420, 13126), (4840, 6563)]