20649060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38239}}^1$

素因数の和:38257

約数の個数: 48

約数和(自身を含む): 64243200

約数和(自身を除く): 43594140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38239, 76478, 114717, 152956, 191195, 229434, 344151, 382390, 458868, 573585, 688302, 764780, 1032453, 1147170, 1376604, 1720755, 2064906, 2294340, 3441510, 4129812, 5162265, 6883020, 10324530, 20649060]

約数ペア:

[(1, 20649060), (2, 10324530), (3, 6883020), (4, 5162265), (5, 4129812), (6, 3441510), (9, 2294340), (10, 2064906), (12, 1720755), (15, 1376604), (18, 1147170), (20, 1032453), (27, 764780), (30, 688302), (36, 573585), (45, 458868), (54, 382390), (60, 344151), (90, 229434), (108, 191195), (135, 152956), (180, 114717), (270, 76478), (540, 38239)]