202172360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388793}}^1$

素因数の和:388817

約数の個数: 32

約数和(自身を含む): 489880440

約数和(自身を除く): 287708080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388793, 777586, 1555172, 1943965, 3110344, 3887930, 5054309, 7775860, 10108618, 15551720, 20217236, 25271545, 40434472, 50543090, 101086180, 202172360]

約数ペア:

[(1, 202172360), (2, 101086180), (4, 50543090), (5, 40434472), (8, 25271545), (10, 20217236), (13, 15551720), (20, 10108618), (26, 7775860), (40, 5054309), (52, 3887930), (65, 3110344), (104, 1943965), (130, 1555172), (260, 777586), (520, 388793)]