2144380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 5570208

約数和(自身を除く): 3425828

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 53, 68, 70, 85, 106, 119, 140, 170, 212, 238, 265, 289, 340, 371, 476, 530, 578, 595, 742, 901, 1060, 1156, 1190, 1445, 1484, 1802, 1855, 2023, 2380, 2890, 3604, 3710, 4046, 4505, 5780, 6307, 7420, 8092, 9010, 10115, 12614, 15317, 18020, 20230, 25228, 30634, 31535, 40460, 61268, 63070, 76585, 107219, 126140, 153170, 214438, 306340, 428876, 536095, 1072190, 2144380]

約数ペア:

[(1, 2144380), (2, 1072190), (4, 536095), (5, 428876), (7, 306340), (10, 214438), (14, 153170), (17, 126140), (20, 107219), (28, 76585), (34, 63070), (35, 61268), (53, 40460), (68, 31535), (70, 30634), (85, 25228), (106, 20230), (119, 18020), (140, 15317), (170, 12614), (212, 10115), (238, 9010), (265, 8092), (289, 7420), (340, 6307), (371, 5780), (476, 4505), (530, 4046), (578, 3710), (595, 3604), (742, 2890), (901, 2380), (1060, 2023), (1156, 1855), (1190, 1802), (1445, 1484)]