16990440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{141587}}^1$

素因数の和:141601

約数の個数: 32

約数和(自身を含む): 50971680

約数和(自身を除く): 33981240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 141587, 283174, 424761, 566348, 707935, 849522, 1132696, 1415870, 1699044, 2123805, 2831740, 3398088, 4247610, 5663480, 8495220, 16990440]

約数ペア:

[(1, 16990440), (2, 8495220), (3, 5663480), (4, 4247610), (5, 3398088), (6, 2831740), (8, 2123805), (10, 1699044), (12, 1415870), (15, 1132696), (20, 849522), (24, 707935), (30, 566348), (40, 424761), (60, 283174), (120, 141587)]