1980260656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{362951}}^1$

素因数の和:363001

約数の個数: 40

約数和(自身を含む): 4320580608

約数和(自身を除く): 2340319952

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 362951, 725902, 1451804, 2903608, 3992461, 5807216, 7984922, 11251481, 15969844, 22502962, 31939688, 45005924, 63879376, 90011848, 123766291, 180023696, 247532582, 495065164, 990130328, 1980260656]

約数ペア:

[(1, 1980260656), (2, 990130328), (4, 495065164), (8, 247532582), (11, 180023696), (16, 123766291), (22, 90011848), (31, 63879376), (44, 45005924), (62, 31939688), (88, 22502962), (124, 15969844), (176, 11251481), (248, 7984922), (341, 5807216), (496, 3992461), (682, 2903608), (1364, 1451804), (2728, 725902), (5456, 362951)]