8251040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 22861440

約数和(自身を除く): 14610400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 70, 80, 106, 112, 139, 140, 160, 212, 224, 265, 278, 280, 371, 424, 530, 556, 560, 695, 742, 848, 973, 1060, 1112, 1120, 1390, 1484, 1696, 1855, 1946, 2120, 2224, 2780, 2968, 3710, 3892, 4240, 4448, 4865, 5560, 5936, 7367, 7420, 7784, 8480, 9730, 11120, 11872, 14734, 14840, 15568, 19460, 22240, 29468, 29680, 31136, 36835, 38920, 51569, 58936, 59360, 73670, 77840, 103138, 117872, 147340, 155680, 206276, 235744, 257845, 294680, 412552, 515690, 589360, 825104, 1031380, 1178720, 1650208, 2062760, 4125520, 8251040]

約数ペア:

[(1, 8251040), (2, 4125520), (4, 2062760), (5, 1650208), (7, 1178720), (8, 1031380), (10, 825104), (14, 589360), (16, 515690), (20, 412552), (28, 294680), (32, 257845), (35, 235744), (40, 206276), (53, 155680), (56, 147340), (70, 117872), (80, 103138), (106, 77840), (112, 73670), (139, 59360), (140, 58936), (160, 51569), (212, 38920), (224, 36835), (265, 31136), (278, 29680), (280, 29468), (371, 22240), (424, 19460), (530, 15568), (556, 14840), (560, 14734), (695, 11872), (742, 11120), (848, 9730), (973, 8480), (1060, 7784), (1112, 7420), (1120, 7367), (1390, 5936), (1484, 5560), (1696, 4865), (1855, 4448), (1946, 4240), (2120, 3892), (2224, 3710), (2780, 2968)]