1002895990

素因数分解:

$2^1\times 5^1\times {\mathrm{15619}}^1\times {\mathrm{6421}}^1$

素因数の和:22047

約数の個数: 16

約数和(自身を含む): 1805609520

約数和(自身を除く): 802713530

約数列:

[1, 2, 5, 10, 6421, 12842, 15619, 31238, 32105, 64210, 78095, 156190, 100289599, 200579198, 501447995, 1002895990]

約数ペア:

[(1, 1002895990), (2, 501447995), (5, 200579198), (10, 100289599), (6421, 156190), (12842, 78095), (15619, 64210), (31238, 32105)]