29128420

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7393}}^1$

素因数の和:7599

約数の個数: 24

約数和(自身を含む): 61488504

約数和(自身を除く): 32360084

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 7393, 14786, 29572, 36965, 73930, 147860, 1456421, 2912842, 5825684, 7282105, 14564210, 29128420]

約数ペア:

[(1, 29128420), (2, 14564210), (4, 7282105), (5, 5825684), (10, 2912842), (20, 1456421), (197, 147860), (394, 73930), (788, 36965), (985, 29572), (1970, 14786), (3940, 7393)]