30893360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12457}}^1$

素因数の和:12501

約数の個数: 40

約数和(自身を含む): 74150016

約数和(自身を除く): 43256656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12457, 24914, 49828, 62285, 99656, 124570, 199312, 249140, 386167, 498280, 772334, 996560, 1544668, 1930835, 3089336, 3861670, 6178672, 7723340, 15446680, 30893360]

約数ペア:

[(1, 30893360), (2, 15446680), (4, 7723340), (5, 6178672), (8, 3861670), (10, 3089336), (16, 1930835), (20, 1544668), (31, 996560), (40, 772334), (62, 498280), (80, 386167), (124, 249140), (155, 199312), (248, 124570), (310, 99656), (496, 62285), (620, 49828), (1240, 24914), (2480, 12457)]