1323756520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{493939}}^1$

素因数の和:494017

約数の個数: 32

約数和(自身を含む): 3022912800

約数和(自身を除く): 1699156280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 493939, 987878, 1975756, 2469695, 3951512, 4939390, 9878780, 19757560, 33093913, 66187826, 132375652, 165469565, 264751304, 330939130, 661878260, 1323756520]

約数ペア:

[(1, 1323756520), (2, 661878260), (4, 330939130), (5, 264751304), (8, 165469565), (10, 132375652), (20, 66187826), (40, 33093913), (67, 19757560), (134, 9878780), (268, 4939390), (335, 3951512), (536, 2469695), (670, 1975756), (1340, 987878), (2680, 493939)]