20615850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15271}}^1$

素因数の和:15292

約数の個数: 48

約数和(自身を含む): 56811840

約数和(自身を除く): 36195990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15271, 30542, 45813, 76355, 91626, 137439, 152710, 229065, 274878, 381775, 412317, 458130, 687195, 763550, 824634, 1145325, 1374390, 2061585, 2290650, 3435975, 4123170, 6871950, 10307925, 20615850]

約数ペア:

[(1, 20615850), (2, 10307925), (3, 6871950), (5, 4123170), (6, 3435975), (9, 2290650), (10, 2061585), (15, 1374390), (18, 1145325), (25, 824634), (27, 763550), (30, 687195), (45, 458130), (50, 412317), (54, 381775), (75, 274878), (90, 229065), (135, 152710), (150, 137439), (225, 91626), (270, 76355), (450, 45813), (675, 30542), (1350, 15271)]