235548890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 454273920

約数和(自身を除く): 218725030

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 361, 710, 722, 919, 1349, 1805, 1838, 2698, 3610, 4595, 6745, 9190, 13490, 17461, 25631, 34922, 51262, 65249, 87305, 128155, 130498, 174610, 256310, 326245, 331759, 652490, 663518, 1239731, 1658795, 2479462, 3317590, 6198655, 12397310, 23554889, 47109778, 117774445, 235548890]

約数ペア:

[(1, 235548890), (2, 117774445), (5, 47109778), (10, 23554889), (19, 12397310), (38, 6198655), (71, 3317590), (95, 2479462), (142, 1658795), (190, 1239731), (355, 663518), (361, 652490), (710, 331759), (722, 326245), (919, 256310), (1349, 174610), (1805, 130498), (1838, 128155), (2698, 87305), (3610, 65249), (4595, 51262), (6745, 34922), (9190, 25631), (13490, 17461)]