38324380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 82627776

約数和(自身を除く): 44303396

約数列:

[1, 2, 4, 5, 10, 20, 71, 137, 142, 197, 274, 284, 355, 394, 548, 685, 710, 788, 985, 1370, 1420, 1970, 2740, 3940, 9727, 13987, 19454, 26989, 27974, 38908, 48635, 53978, 55948, 69935, 97270, 107956, 134945, 139870, 194540, 269890, 279740, 539780, 1916219, 3832438, 7664876, 9581095, 19162190, 38324380]

約数ペア:

[(1, 38324380), (2, 19162190), (4, 9581095), (5, 7664876), (10, 3832438), (20, 1916219), (71, 539780), (137, 279740), (142, 269890), (197, 194540), (274, 139870), (284, 134945), (355, 107956), (394, 97270), (548, 69935), (685, 55948), (710, 53978), (788, 48635), (985, 38908), (1370, 27974), (1420, 26989), (1970, 19454), (2740, 13987), (3940, 9727)]