1520289904

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{171823}}^1$

素因数の和:171917

約数の個数: 40

約数和(自身を含む): 3408988160

約数和(自身を除く): 1888698256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 171823, 343646, 687292, 1202761, 1374584, 2405522, 2749168, 4811044, 9622088, 13574017, 19244176, 27148034, 54296068, 95018119, 108592136, 190036238, 217184272, 380072476, 760144952, 1520289904]

約数ペア:

[(1, 1520289904), (2, 760144952), (4, 380072476), (7, 217184272), (8, 190036238), (14, 108592136), (16, 95018119), (28, 54296068), (56, 27148034), (79, 19244176), (112, 13574017), (158, 9622088), (316, 4811044), (553, 2749168), (632, 2405522), (1106, 1374584), (1264, 1202761), (2212, 687292), (4424, 343646), (8848, 171823)]