28124520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3386

約数の個数: 64

約数和(自身を含む): 85587840

約数和(自身を除く): 57463320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 3301, 4260, 6602, 8520, 9903, 13204, 16505, 19806, 26408, 33010, 39612, 49515, 66020, 79224, 99030, 132040, 198060, 234371, 396120, 468742, 703113, 937484, 1171855, 1406226, 1874968, 2343710, 2812452, 3515565, 4687420, 5624904, 7031130, 9374840, 14062260, 28124520]

約数ペア:

[(1, 28124520), (2, 14062260), (3, 9374840), (4, 7031130), (5, 5624904), (6, 4687420), (8, 3515565), (10, 2812452), (12, 2343710), (15, 1874968), (20, 1406226), (24, 1171855), (30, 937484), (40, 703113), (60, 468742), (71, 396120), (120, 234371), (142, 198060), (213, 132040), (284, 99030), (355, 79224), (426, 66020), (568, 49515), (710, 39612), (852, 33010), (1065, 26408), (1420, 19806), (1704, 16505), (2130, 13204), (2840, 9903), (3301, 8520), (4260, 6602)]