90931340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{883}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 201976320

約数和(自身を除く): 111044980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 542, 883, 1084, 1355, 1766, 2710, 3532, 4415, 5149, 5420, 8830, 10298, 16777, 17660, 20596, 25745, 33554, 51490, 67108, 83885, 102980, 167770, 239293, 335540, 478586, 957172, 1196465, 2392930, 4546567, 4785860, 9093134, 18186268, 22732835, 45465670, 90931340]

約数ペア:

[(1, 90931340), (2, 45465670), (4, 22732835), (5, 18186268), (10, 9093134), (19, 4785860), (20, 4546567), (38, 2392930), (76, 1196465), (95, 957172), (190, 478586), (271, 335540), (380, 239293), (542, 167770), (883, 102980), (1084, 83885), (1355, 67108), (1766, 51490), (2710, 33554), (3532, 25745), (4415, 20596), (5149, 17660), (5420, 16777), (8830, 10298)]