31779580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5279}}^1$

素因数の和:5338

約数の個数: 48

約数和(自身を含む): 78059520

約数和(自身を除く): 46279940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 5279, 6020, 10558, 21116, 26395, 36953, 52790, 73906, 105580, 147812, 184765, 226997, 369530, 453994, 739060, 907988, 1134985, 1588979, 2269970, 3177958, 4539940, 6355916, 7944895, 15889790, 31779580]

約数ペア:

[(1, 31779580), (2, 15889790), (4, 7944895), (5, 6355916), (7, 4539940), (10, 3177958), (14, 2269970), (20, 1588979), (28, 1134985), (35, 907988), (43, 739060), (70, 453994), (86, 369530), (140, 226997), (172, 184765), (215, 147812), (301, 105580), (430, 73906), (602, 52790), (860, 36953), (1204, 26395), (1505, 21116), (3010, 10558), (5279, 6020)]