13561120

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:793

約数の個数: 48

約数和(自身を含む): 32332608

約数和(自身を除く): 18771488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 647, 655, 1048, 1294, 1310, 2096, 2588, 2620, 3235, 4192, 5176, 5240, 6470, 10352, 10480, 12940, 20704, 20960, 25880, 51760, 84757, 103520, 169514, 339028, 423785, 678056, 847570, 1356112, 1695140, 2712224, 3390280, 6780560, 13561120]

約数ペア:

[(1, 13561120), (2, 6780560), (4, 3390280), (5, 2712224), (8, 1695140), (10, 1356112), (16, 847570), (20, 678056), (32, 423785), (40, 339028), (80, 169514), (131, 103520), (160, 84757), (262, 51760), (524, 25880), (647, 20960), (655, 20704), (1048, 12940), (1294, 10480), (1310, 10352), (2096, 6470), (2588, 5240), (2620, 5176), (3235, 4192)]