917385590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{757}}^1$

素因数の和:1277

約数の個数: 64

約数和(自身を含む): 1886146560

約数和(自身を除く): 968760970

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 479, 506, 757, 958, 1265, 1514, 2395, 2530, 3785, 4790, 5269, 7570, 8327, 10538, 11017, 16654, 17411, 22034, 26345, 34822, 41635, 52690, 55085, 83270, 87055, 110170, 121187, 174110, 191521, 242374, 362603, 383042, 605935, 725206, 957605, 1211870, 1813015, 1915210, 3626030, 3988633, 7977266, 8339869, 16679738, 19943165, 39886330, 41699345, 83398690, 91738559, 183477118, 458692795, 917385590]

約数ペア:

[(1, 917385590), (2, 458692795), (5, 183477118), (10, 91738559), (11, 83398690), (22, 41699345), (23, 39886330), (46, 19943165), (55, 16679738), (110, 8339869), (115, 7977266), (230, 3988633), (253, 3626030), (479, 1915210), (506, 1813015), (757, 1211870), (958, 957605), (1265, 725206), (1514, 605935), (2395, 383042), (2530, 362603), (3785, 242374), (4790, 191521), (5269, 174110), (7570, 121187), (8327, 110170), (10538, 87055), (11017, 83270), (16654, 55085), (17411, 52690), (22034, 41635), (26345, 34822)]