201358520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41603}}^1$

素因数の和:41636

約数の個数: 48

約数和(自身を含む): 497999880

約数和(自身を除く): 296641360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 41603, 83206, 166412, 208015, 332824, 416030, 457633, 832060, 915266, 1664120, 1830532, 2288165, 3661064, 4576330, 5033963, 9152660, 10067926, 18305320, 20135852, 25169815, 40271704, 50339630, 100679260, 201358520]

約数ペア:

[(1, 201358520), (2, 100679260), (4, 50339630), (5, 40271704), (8, 25169815), (10, 20135852), (11, 18305320), (20, 10067926), (22, 9152660), (40, 5033963), (44, 4576330), (55, 3661064), (88, 2288165), (110, 1830532), (121, 1664120), (220, 915266), (242, 832060), (440, 457633), (484, 416030), (605, 332824), (968, 208015), (1210, 166412), (2420, 83206), (4840, 41603)]