9478420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 23063040

約数和(自身を除く): 13584620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 857, 1106, 1580, 1714, 2212, 2765, 3428, 4285, 5530, 5999, 8570, 11060, 11998, 17140, 23996, 29995, 59990, 67703, 119980, 135406, 270812, 338515, 473921, 677030, 947842, 1354060, 1895684, 2369605, 4739210, 9478420]

約数ペア:

[(1, 9478420), (2, 4739210), (4, 2369605), (5, 1895684), (7, 1354060), (10, 947842), (14, 677030), (20, 473921), (28, 338515), (35, 270812), (70, 135406), (79, 119980), (140, 67703), (158, 59990), (316, 29995), (395, 23996), (553, 17140), (790, 11998), (857, 11060), (1106, 8570), (1580, 5999), (1714, 5530), (2212, 4285), (2765, 3428)]