2006641615

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 2714796000

約数和(自身を除く): 708154385

約数列:

[1, 5, 11, 55, 83, 89, 121, 415, 445, 449, 605, 913, 979, 2245, 4565, 4895, 4939, 7387, 10043, 10769, 24695, 36935, 37267, 39961, 50215, 53845, 54329, 81257, 186335, 199805, 271645, 406285, 409937, 439571, 893827, 2049685, 2197855, 3316763, 4469135, 4509307, 4835281, 16583815, 22546535, 24176405, 36484393, 182421965, 401328323, 2006641615]

約数ペア:

[(1, 2006641615), (5, 401328323), (11, 182421965), (55, 36484393), (83, 24176405), (89, 22546535), (121, 16583815), (415, 4835281), (445, 4509307), (449, 4469135), (605, 3316763), (913, 2197855), (979, 2049685), (2245, 893827), (4565, 439571), (4895, 409937), (4939, 406285), (7387, 271645), (10043, 199805), (10769, 186335), (24695, 81257), (36935, 54329), (37267, 53845), (39961, 50215)]