84764540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19531}}^1$

素因数の和:19578

約数の個数: 48

約数和(自身を含む): 210008064

約数和(自身を除く): 125243524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 19531, 39062, 78124, 97655, 136717, 195310, 273434, 390620, 546868, 605461, 683585, 1210922, 1367170, 2421844, 2734340, 3027305, 4238227, 6054610, 8476454, 12109220, 16952908, 21191135, 42382270, 84764540]

約数ペア:

[(1, 84764540), (2, 42382270), (4, 21191135), (5, 16952908), (7, 12109220), (10, 8476454), (14, 6054610), (20, 4238227), (28, 3027305), (31, 2734340), (35, 2421844), (62, 1367170), (70, 1210922), (124, 683585), (140, 605461), (155, 546868), (217, 390620), (310, 273434), (434, 195310), (620, 136717), (868, 97655), (1085, 78124), (2170, 39062), (4340, 19531)]