2357440

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 56

約数和(自身を含む): 5760720

約数和(自身を除く): 3403280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 139, 160, 212, 265, 278, 320, 424, 530, 556, 695, 848, 1060, 1112, 1390, 1696, 2120, 2224, 2780, 3392, 4240, 4448, 5560, 7367, 8480, 8896, 11120, 14734, 16960, 22240, 29468, 36835, 44480, 58936, 73670, 117872, 147340, 235744, 294680, 471488, 589360, 1178720, 2357440]

約数ペア:

[(1, 2357440), (2, 1178720), (4, 589360), (5, 471488), (8, 294680), (10, 235744), (16, 147340), (20, 117872), (32, 73670), (40, 58936), (53, 44480), (64, 36835), (80, 29468), (106, 22240), (139, 16960), (160, 14734), (212, 11120), (265, 8896), (278, 8480), (320, 7367), (424, 5560), (530, 4448), (556, 4240), (695, 3392), (848, 2780), (1060, 2224), (1112, 2120), (1390, 1696)]