20074360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16189}}^1$

素因数の和:16231

約数の個数: 32

約数和(自身を含む): 46627200

約数和(自身を除く): 26552840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 16189, 32378, 64756, 80945, 129512, 161890, 323780, 501859, 647560, 1003718, 2007436, 2509295, 4014872, 5018590, 10037180, 20074360]

約数ペア:

[(1, 20074360), (2, 10037180), (4, 5018590), (5, 4014872), (8, 2509295), (10, 2007436), (20, 1003718), (31, 647560), (40, 501859), (62, 323780), (124, 161890), (155, 129512), (248, 80945), (310, 64756), (620, 32378), (1240, 16189)]