30439220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5303}}^1$

素因数の和:5360

約数の個数: 48

約数和(自身を含む): 74850048

約数和(自身を除く): 44410828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5303, 5740, 10606, 21212, 26515, 37121, 53030, 74242, 106060, 148484, 185605, 217423, 371210, 434846, 742420, 869692, 1087115, 1521961, 2174230, 3043922, 4348460, 6087844, 7609805, 15219610, 30439220]

約数ペア:

[(1, 30439220), (2, 15219610), (4, 7609805), (5, 6087844), (7, 4348460), (10, 3043922), (14, 2174230), (20, 1521961), (28, 1087115), (35, 869692), (41, 742420), (70, 434846), (82, 371210), (140, 217423), (164, 185605), (205, 148484), (287, 106060), (410, 74242), (574, 53030), (820, 37121), (1148, 26515), (1435, 21212), (2870, 10606), (5303, 5740)]