306051890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1933}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 561447936

約数和(自身を除く): 255396046

約数列:

[1, 2, 5, 10, 71, 142, 223, 355, 446, 710, 1115, 1933, 2230, 3866, 9665, 15833, 19330, 31666, 79165, 137243, 158330, 274486, 431059, 686215, 862118, 1372430, 2155295, 4310590, 30605189, 61210378, 153025945, 306051890]

約数ペア:

[(1, 306051890), (2, 153025945), (5, 61210378), (10, 30605189), (71, 4310590), (142, 2155295), (223, 1372430), (355, 862118), (446, 686215), (710, 431059), (1115, 274486), (1933, 158330), (2230, 137243), (3866, 79165), (9665, 31666), (15833, 19330)]