788892340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{4951}}^1$

素因数の和:5248

約数の個数: 48

約数和(自身を含む): 1717115904

約数和(自身を除く): 928223564

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 257, 310, 514, 620, 1028, 1285, 2570, 4951, 5140, 7967, 9902, 15934, 19804, 24755, 31868, 39835, 49510, 79670, 99020, 153481, 159340, 306962, 613924, 767405, 1272407, 1534810, 2544814, 3069620, 5089628, 6362035, 12724070, 25448140, 39444617, 78889234, 157778468, 197223085, 394446170, 788892340]

約数ペア:

[(1, 788892340), (2, 394446170), (4, 197223085), (5, 157778468), (10, 78889234), (20, 39444617), (31, 25448140), (62, 12724070), (124, 6362035), (155, 5089628), (257, 3069620), (310, 2544814), (514, 1534810), (620, 1272407), (1028, 767405), (1285, 613924), (2570, 306962), (4951, 159340), (5140, 153481), (7967, 99020), (9902, 79670), (15934, 49510), (19804, 39835), (24755, 31868)]