2013993520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{326947}}^1$

素因数の和:326978

約数の個数: 80

約数和(自身を含む): 5837983488

約数和(自身を除く): 3823989968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 326947, 653894, 1307788, 1634735, 2288629, 2615576, 3269470, 3596417, 4577258, 5231152, 6538940, 7192834, 9154516, 11443145, 13077880, 14385668, 17982085, 18309032, 22886290, 25174919, 26155760, 28771336, 35964170, 36618064, 45772580, 50349838, 57542672, 71928340, 91545160, 100699676, 125874595, 143856680, 183090320, 201399352, 251749190, 287713360, 402798704, 503498380, 1006996760, 2013993520]

約数ペア:

[(1, 2013993520), (2, 1006996760), (4, 503498380), (5, 402798704), (7, 287713360), (8, 251749190), (10, 201399352), (11, 183090320), (14, 143856680), (16, 125874595), (20, 100699676), (22, 91545160), (28, 71928340), (35, 57542672), (40, 50349838), (44, 45772580), (55, 36618064), (56, 35964170), (70, 28771336), (77, 26155760), (80, 25174919), (88, 22886290), (110, 18309032), (112, 17982085), (140, 14385668), (154, 13077880), (176, 11443145), (220, 9154516), (280, 7192834), (308, 6538940), (385, 5231152), (440, 4577258), (560, 3596417), (616, 3269470), (770, 2615576), (880, 2288629), (1232, 1634735), (1540, 1307788), (3080, 653894), (6160, 326947)]