19430820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{35983}}^1$

素因数の和:36001

約数の個数: 48

約数和(自身を含む): 60453120

約数和(自身を除く): 41022300

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, 35983, 71966, 107949, 143932, 179915, 215898, 323847, 359830, 431796, 539745, 647694, 719660, 971541, 1079490, 1295388, 1619235, 1943082, 2158980, 3238470, 3886164, 4857705, 6476940, 9715410, 19430820]

約数ペア:

[(1, 19430820), (2, 9715410), (3, 6476940), (4, 4857705), (5, 3886164), (6, 3238470), (9, 2158980), (10, 1943082), (12, 1619235), (15, 1295388), (18, 1079490), (20, 971541), (27, 719660), (30, 647694), (36, 539745), (45, 431796), (54, 359830), (60, 323847), (90, 215898), (108, 179915), (135, 143932), (180, 107949), (270, 71966), (540, 35983)]