274784260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{13249}}^1$

素因数の和:13336

約数の個数: 48

約数和(自身を含む): 621054000

約数和(自身を除く): 346269740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 4148, 5185, 10370, 13249, 20740, 26498, 52996, 66245, 132490, 225233, 264980, 450466, 808189, 900932, 1126165, 1616378, 2252330, 3232756, 4040945, 4504660, 8081890, 13739213, 16163780, 27478426, 54956852, 68696065, 137392130, 274784260]

約数ペア:

[(1, 274784260), (2, 137392130), (4, 68696065), (5, 54956852), (10, 27478426), (17, 16163780), (20, 13739213), (34, 8081890), (61, 4504660), (68, 4040945), (85, 3232756), (122, 2252330), (170, 1616378), (244, 1126165), (305, 900932), (340, 808189), (610, 450466), (1037, 264980), (1220, 225233), (2074, 132490), (4148, 66245), (5185, 52996), (10370, 26498), (13249, 20740)]