10781320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 26827200

約数和(自身を除く): 16045880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 229, 428, 440, 458, 535, 856, 916, 1070, 1145, 1177, 1832, 2140, 2290, 2354, 2519, 4280, 4580, 4708, 5038, 5885, 9160, 9416, 10076, 11770, 12595, 20152, 23540, 24503, 25190, 47080, 49006, 50380, 98012, 100760, 122515, 196024, 245030, 269533, 490060, 539066, 980120, 1078132, 1347665, 2156264, 2695330, 5390660, 10781320]

約数ペア:

[(1, 10781320), (2, 5390660), (4, 2695330), (5, 2156264), (8, 1347665), (10, 1078132), (11, 980120), (20, 539066), (22, 490060), (40, 269533), (44, 245030), (55, 196024), (88, 122515), (107, 100760), (110, 98012), (214, 50380), (220, 49006), (229, 47080), (428, 25190), (440, 24503), (458, 23540), (535, 20152), (856, 12595), (916, 11770), (1070, 10076), (1145, 9416), (1177, 9160), (1832, 5885), (2140, 5038), (2290, 4708), (2354, 4580), (2519, 4280)]