2651538890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{264889}}^1$

素因数の和:264927

約数の個数: 64

約数和(自身を含む): 6408218880

約数和(自身を除く): 3756679990

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 10010, 264889, 529778, 1324445, 1854223, 2648890, 2913779, 3443557, 3708446, 5827558, 6887114, 9271115, 14568895, 17217785, 18542230, 20396453, 24104899, 29137790, 34435570, 37879127, 40792906, 48209798, 75758254, 101982265, 120524495, 189395635, 203964530, 241048990, 265153889, 378791270, 530307778, 1325769445, 2651538890]

約数ペア:

[(1, 2651538890), (2, 1325769445), (5, 530307778), (7, 378791270), (10, 265153889), (11, 241048990), (13, 203964530), (14, 189395635), (22, 120524495), (26, 101982265), (35, 75758254), (55, 48209798), (65, 40792906), (70, 37879127), (77, 34435570), (91, 29137790), (110, 24104899), (130, 20396453), (143, 18542230), (154, 17217785), (182, 14568895), (286, 9271115), (385, 6887114), (455, 5827558), (715, 3708446), (770, 3443557), (910, 2913779), (1001, 2648890), (1430, 1854223), (2002, 1324445), (5005, 529778), (10010, 264889)]