20161610920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8123}}^1\times {\mathrm{5641}}^1$

素因数の和:13786

約数の個数: 64

約数和(自身を含む): 49502456640

約数和(自身を除く): 29340845720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5641, 8123, 11282, 16246, 22564, 28205, 32492, 40615, 45128, 56410, 62051, 64984, 81230, 89353, 112820, 124102, 162460, 178706, 225640, 248204, 310255, 324920, 357412, 446765, 496408, 620510, 714824, 893530, 1241020, 1787060, 2482040, 3574120, 45821843, 91643686, 183287372, 229109215, 366574744, 458218430, 504040273, 916436860, 1008080546, 1832873720, 2016161092, 2520201365, 4032322184, 5040402730, 10080805460, 20161610920]

約数ペア:

[(1, 20161610920), (2, 10080805460), (4, 5040402730), (5, 4032322184), (8, 2520201365), (10, 2016161092), (11, 1832873720), (20, 1008080546), (22, 916436860), (40, 504040273), (44, 458218430), (55, 366574744), (88, 229109215), (110, 183287372), (220, 91643686), (440, 45821843), (5641, 3574120), (8123, 2482040), (11282, 1787060), (16246, 1241020), (22564, 893530), (28205, 714824), (32492, 620510), (40615, 496408), (45128, 446765), (56410, 357412), (62051, 324920), (64984, 310255), (81230, 248204), (89353, 225640), (112820, 178706), (124102, 162460)]