28672040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19373}}^1$

素因数の和:19421

約数の個数: 32

約数和(自身を含む): 66259080

約数和(自身を除く): 37587040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19373, 38746, 77492, 96865, 154984, 193730, 387460, 716801, 774920, 1433602, 2867204, 3584005, 5734408, 7168010, 14336020, 28672040]

約数ペア:

[(1, 28672040), (2, 14336020), (4, 7168010), (5, 5734408), (8, 3584005), (10, 2867204), (20, 1433602), (37, 774920), (40, 716801), (74, 387460), (148, 193730), (185, 154984), (296, 96865), (370, 77492), (740, 38746), (1480, 19373)]