201774020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{4987}}^1$

素因数の和:5037

約数の個数: 72

約数和(自身を含む): 514522176

約数和(自身を除く): 312748156

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 476, 578, 595, 1156, 1190, 1445, 2023, 2380, 2890, 4046, 4987, 5780, 8092, 9974, 10115, 19948, 20230, 24935, 34909, 40460, 49870, 69818, 84779, 99740, 139636, 169558, 174545, 339116, 349090, 423895, 593453, 698180, 847790, 1186906, 1441243, 1695580, 2373812, 2882486, 2967265, 5764972, 5934530, 7206215, 10088701, 11869060, 14412430, 20177402, 28824860, 40354804, 50443505, 100887010, 201774020]

約数ペア:

[(1, 201774020), (2, 100887010), (4, 50443505), (5, 40354804), (7, 28824860), (10, 20177402), (14, 14412430), (17, 11869060), (20, 10088701), (28, 7206215), (34, 5934530), (35, 5764972), (68, 2967265), (70, 2882486), (85, 2373812), (119, 1695580), (140, 1441243), (170, 1186906), (238, 847790), (289, 698180), (340, 593453), (476, 423895), (578, 349090), (595, 339116), (1156, 174545), (1190, 169558), (1445, 139636), (2023, 99740), (2380, 84779), (2890, 69818), (4046, 49870), (4987, 40460), (5780, 34909), (8092, 24935), (9974, 20230), (10115, 19948)]