16798760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 41878080

約数和(自身を除く): 25079320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 523, 584, 730, 803, 1046, 1460, 1606, 2092, 2615, 2920, 3212, 4015, 4184, 5230, 5753, 6424, 8030, 10460, 11506, 16060, 20920, 23012, 28765, 32120, 38179, 46024, 57530, 76358, 115060, 152716, 190895, 230120, 305432, 381790, 419969, 763580, 839938, 1527160, 1679876, 2099845, 3359752, 4199690, 8399380, 16798760]

約数ペア:

[(1, 16798760), (2, 8399380), (4, 4199690), (5, 3359752), (8, 2099845), (10, 1679876), (11, 1527160), (20, 839938), (22, 763580), (40, 419969), (44, 381790), (55, 305432), (73, 230120), (88, 190895), (110, 152716), (146, 115060), (220, 76358), (292, 57530), (365, 46024), (440, 38179), (523, 32120), (584, 28765), (730, 23012), (803, 20920), (1046, 16060), (1460, 11506), (1606, 10460), (2092, 8030), (2615, 6424), (2920, 5753), (3212, 5230), (4015, 4184)]