340771880

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{13763}}^1$

素因数の和:14393

約数の個数: 32

約数和(自身を含む): 768031200

約数和(自身を除く): 427259320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 12380, 13763, 24760, 27526, 55052, 68815, 110104, 137630, 275260, 550520, 8519297, 17038594, 34077188, 42596485, 68154376, 85192970, 170385940, 340771880]

約数ペア:

[(1, 340771880), (2, 170385940), (4, 85192970), (5, 68154376), (8, 42596485), (10, 34077188), (20, 17038594), (40, 8519297), (619, 550520), (1238, 275260), (2476, 137630), (3095, 110104), (4952, 68815), (6190, 55052), (12380, 27526), (13763, 24760)]