15620270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{883}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 29596320

約数和(自身を除く): 13976050

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 883, 1766, 1769, 3538, 4415, 8830, 8845, 17690, 25607, 51214, 53863, 107726, 128035, 256070, 269315, 538630, 1562027, 3124054, 7810135, 15620270]

約数ペア:

[(1, 15620270), (2, 7810135), (5, 3124054), (10, 1562027), (29, 538630), (58, 269315), (61, 256070), (122, 128035), (145, 107726), (290, 53863), (305, 51214), (610, 25607), (883, 17690), (1766, 8845), (1769, 8830), (3538, 4415)]