800589890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{8377}}^1$

素因数の和:8906

約数の個数: 32

約数和(自身を含む): 1520104320

約数和(自身を除く): 719514430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 503, 1006, 2515, 5030, 8377, 9557, 16754, 19114, 41885, 47785, 83770, 95570, 159163, 318326, 795815, 1591630, 4213631, 8427262, 21068155, 42136310, 80058989, 160117978, 400294945, 800589890]

約数ペア:

[(1, 800589890), (2, 400294945), (5, 160117978), (10, 80058989), (19, 42136310), (38, 21068155), (95, 8427262), (190, 4213631), (503, 1591630), (1006, 795815), (2515, 318326), (5030, 159163), (8377, 95570), (9557, 83770), (16754, 47785), (19114, 41885)]