621759490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{19973}}^1$

素因数の和:20274

約数の個数: 32

約数和(自身を含む): 1225285056

約数和(自身を除く): 603525566

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 283, 566, 1415, 2830, 3113, 6226, 15565, 19973, 31130, 39946, 99865, 199730, 219703, 439406, 1098515, 2197030, 5652359, 11304718, 28261795, 56523590, 62175949, 124351898, 310879745, 621759490]

約数ペア:

[(1, 621759490), (2, 310879745), (5, 124351898), (10, 62175949), (11, 56523590), (22, 28261795), (55, 11304718), (110, 5652359), (283, 2197030), (566, 1098515), (1415, 439406), (2830, 219703), (3113, 199730), (6226, 99865), (15565, 39946), (19973, 31130)]