971885710

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1\times {\mathrm{797}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 1763324640

約数和(自身を除く): 791438930

約数列:

[1, 2, 5, 10, 197, 394, 619, 797, 985, 1238, 1594, 1970, 3095, 3985, 6190, 7970, 121943, 157009, 243886, 314018, 493343, 609715, 785045, 986686, 1219430, 1570090, 2466715, 4933430, 97188571, 194377142, 485942855, 971885710]

約数ペア:

[(1, 971885710), (2, 485942855), (5, 194377142), (10, 97188571), (197, 4933430), (394, 2466715), (619, 1570090), (797, 1219430), (985, 986686), (1238, 785045), (1594, 609715), (1970, 493343), (3095, 314018), (3985, 243886), (6190, 157009), (7970, 121943)]