20667420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38273}}^1$

素因数の和:38291

約数の個数: 48

約数和(自身を含む): 64300320

約数和(自身を除く): 43632900

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, 38273, 76546, 114819, 153092, 191365, 229638, 344457, 382730, 459276, 574095, 688914, 765460, 1033371, 1148190, 1377828, 1722285, 2066742, 2296380, 3444570, 4133484, 5166855, 6889140, 10333710, 20667420]

約数ペア:

[(1, 20667420), (2, 10333710), (3, 6889140), (4, 5166855), (5, 4133484), (6, 3444570), (9, 2296380), (10, 2066742), (12, 1722285), (15, 1377828), (18, 1148190), (20, 1033371), (27, 765460), (30, 688914), (36, 574095), (45, 459276), (54, 382730), (60, 344457), (90, 229638), (108, 191365), (135, 153092), (180, 114819), (270, 76546), (540, 38273)]