20184594760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1479809}}^1$

素因数の和:1479862

約数の個数: 64

約数和(自身を含む): 51142233600

約数和(自身を除く): 30957638840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 1479809, 2959618, 5919236, 7399045, 11838472, 14798090, 16277899, 29596180, 32555798, 45874079, 59192360, 65111596, 81389495, 91748158, 130223192, 162778990, 183496316, 229370395, 325557980, 366992632, 458740790, 504614869, 651115960, 917481580, 1009229738, 1834963160, 2018459476, 2523074345, 4036918952, 5046148690, 10092297380, 20184594760]

約数ペア:

[(1, 20184594760), (2, 10092297380), (4, 5046148690), (5, 4036918952), (8, 2523074345), (10, 2018459476), (11, 1834963160), (20, 1009229738), (22, 917481580), (31, 651115960), (40, 504614869), (44, 458740790), (55, 366992632), (62, 325557980), (88, 229370395), (110, 183496316), (124, 162778990), (155, 130223192), (220, 91748158), (248, 81389495), (310, 65111596), (341, 59192360), (440, 45874079), (620, 32555798), (682, 29596180), (1240, 16277899), (1364, 14798090), (1705, 11838472), (2728, 7399045), (3410, 5919236), (6820, 2959618), (13640, 1479809)]