40161784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4339}}^1$

素因数の和:4447

約数の個数: 32

約数和(自身を含む): 82026000

約数和(自身を除く): 41864216

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4339, 4628, 8678, 9256, 17356, 34712, 56407, 112814, 225628, 386171, 451256, 772342, 1544684, 3089368, 5020223, 10040446, 20080892, 40161784]

約数ペア:

[(1, 40161784), (2, 20080892), (4, 10040446), (8, 5020223), (13, 3089368), (26, 1544684), (52, 772342), (89, 451256), (104, 386171), (178, 225628), (356, 112814), (712, 56407), (1157, 34712), (2314, 17356), (4339, 9256), (4628, 8678)]