489702970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1\times {\mathrm{1789}}^1$

素因数の和:2710

約数の個数: 32

約数和(自身を含む): 911439360

約数和(自身を除く): 421736390

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 883, 1766, 1789, 3578, 4415, 8830, 8945, 17890, 27373, 54746, 55459, 110918, 136865, 273730, 277295, 554590, 1579687, 3159374, 7898435, 15796870, 48970297, 97940594, 244851485, 489702970]

約数ペア:

[(1, 489702970), (2, 244851485), (5, 97940594), (10, 48970297), (31, 15796870), (62, 7898435), (155, 3159374), (310, 1579687), (883, 554590), (1766, 277295), (1789, 273730), (3578, 136865), (4415, 110918), (8830, 55459), (8945, 54746), (17890, 27373)]