28540501900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4019789}}^1$

素因数の和:4019874

約数の個数: 36

約数和(自身を含む): 62805198960

約数和(自身を除く): 34264697060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 4019789, 8039578, 16079156, 20098945, 40197890, 80395780, 100494725, 200989450, 285405019, 401978900, 570810038, 1141620076, 1427025095, 2854050190, 5708100380, 7135125475, 14270250950, 28540501900]

約数ペア:

[(1, 28540501900), (2, 14270250950), (4, 7135125475), (5, 5708100380), (10, 2854050190), (20, 1427025095), (25, 1141620076), (50, 570810038), (71, 401978900), (100, 285405019), (142, 200989450), (284, 100494725), (355, 80395780), (710, 40197890), (1420, 20098945), (1775, 16079156), (3550, 8039578), (7100, 4019789)]