1649890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 3312576

約数和(自身を除く): 1662686

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 283, 530, 566, 583, 1166, 1415, 2830, 2915, 3113, 5830, 6226, 14999, 15565, 29998, 31130, 74995, 149990, 164989, 329978, 824945, 1649890]

約数ペア:

[(1, 1649890), (2, 824945), (5, 329978), (10, 164989), (11, 149990), (22, 74995), (53, 31130), (55, 29998), (106, 15565), (110, 14999), (265, 6226), (283, 5830), (530, 3113), (566, 2915), (583, 2830), (1166, 1415)]