40393808

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27743}}^1$

素因数の和:27771

約数の個数: 40

約数和(自身を含む): 96327168

約数和(自身を除く): 55933360

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 27743, 55486, 110972, 194201, 221944, 360659, 388402, 443888, 721318, 776804, 1442636, 1553608, 2524613, 2885272, 3107216, 5049226, 5770544, 10098452, 20196904, 40393808]

約数ペア:

[(1, 40393808), (2, 20196904), (4, 10098452), (7, 5770544), (8, 5049226), (13, 3107216), (14, 2885272), (16, 2524613), (26, 1553608), (28, 1442636), (52, 776804), (56, 721318), (91, 443888), (104, 388402), (112, 360659), (182, 221944), (208, 194201), (364, 110972), (728, 55486), (1456, 27743)]