2017209460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{121081}}^1$

素因数の和:121121

約数の個数: 72

約数和(自身を含む): 5217665544

約数和(自身を除く): 3200456084

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 121081, 242162, 484324, 605405, 847567, 1210810, 1695134, 2058377, 2421620, 3390268, 4116754, 4237835, 5932969, 8233508, 8475670, 10291885, 11865938, 14408639, 16951340, 20583770, 23731876, 28817278, 29664845, 41167540, 57634556, 59329690, 72043195, 100860473, 118659380, 144086390, 201720946, 288172780, 403441892, 504302365, 1008604730, 2017209460]

約数ペア:

[(1, 2017209460), (2, 1008604730), (4, 504302365), (5, 403441892), (7, 288172780), (10, 201720946), (14, 144086390), (17, 118659380), (20, 100860473), (28, 72043195), (34, 59329690), (35, 57634556), (49, 41167540), (68, 29664845), (70, 28817278), (85, 23731876), (98, 20583770), (119, 16951340), (140, 14408639), (170, 11865938), (196, 10291885), (238, 8475670), (245, 8233508), (340, 5932969), (476, 4237835), (490, 4116754), (595, 3390268), (833, 2421620), (980, 2058377), (1190, 1695134), (1666, 1210810), (2380, 847567), (3332, 605405), (4165, 484324), (8330, 242162), (16660, 121081)]