40491736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{983}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 80294400

約数和(自身を除く): 39802664

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 271, 542, 983, 1084, 1966, 2168, 3932, 5149, 7864, 10298, 18677, 20596, 37354, 41192, 74708, 149416, 266393, 532786, 1065572, 2131144, 5061467, 10122934, 20245868, 40491736]

約数ペア:

[(1, 40491736), (2, 20245868), (4, 10122934), (8, 5061467), (19, 2131144), (38, 1065572), (76, 532786), (152, 266393), (271, 149416), (542, 74708), (983, 41192), (1084, 37354), (1966, 20596), (2168, 18677), (3932, 10298), (5149, 7864)]