40883930

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 75582720

約数和(自身を除く): 34698790

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 355, 445, 647, 710, 890, 1294, 3235, 6319, 6470, 12638, 31595, 45937, 57583, 63190, 91874, 115166, 229685, 287915, 459370, 575830, 4088393, 8176786, 20441965, 40883930]

約数ペア:

[(1, 40883930), (2, 20441965), (5, 8176786), (10, 4088393), (71, 575830), (89, 459370), (142, 287915), (178, 229685), (355, 115166), (445, 91874), (647, 63190), (710, 57583), (890, 45937), (1294, 31595), (3235, 12638), (6319, 6470)]