13647620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 33239808

約数和(自身を除く): 19592188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1373, 1420, 1988, 2485, 2746, 4970, 5492, 6865, 9611, 9940, 13730, 19222, 27460, 38444, 48055, 96110, 97483, 192220, 194966, 389932, 487415, 682381, 974830, 1364762, 1949660, 2729524, 3411905, 6823810, 13647620]

約数ペア:

[(1, 13647620), (2, 6823810), (4, 3411905), (5, 2729524), (7, 1949660), (10, 1364762), (14, 974830), (20, 682381), (28, 487415), (35, 389932), (70, 194966), (71, 192220), (140, 97483), (142, 96110), (284, 48055), (355, 38444), (497, 27460), (710, 19222), (994, 13730), (1373, 9940), (1420, 9611), (1988, 6865), (2485, 5492), (2746, 4970)]