834080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 2127384

約数和(自身を除く): 1293304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 401, 416, 520, 802, 1040, 1604, 2005, 2080, 3208, 4010, 5213, 6416, 8020, 10426, 12832, 16040, 20852, 26065, 32080, 41704, 52130, 64160, 83408, 104260, 166816, 208520, 417040, 834080]

約数ペア:

[(1, 834080), (2, 417040), (4, 208520), (5, 166816), (8, 104260), (10, 83408), (13, 64160), (16, 52130), (20, 41704), (26, 32080), (32, 26065), (40, 20852), (52, 16040), (65, 12832), (80, 10426), (104, 8020), (130, 6416), (160, 5213), (208, 4010), (260, 3208), (401, 2080), (416, 2005), (520, 1604), (802, 1040)]