200089820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2503}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 481248768

約数和(自身を除く): 281158948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1142, 2284, 2503, 2855, 3997, 5006, 5710, 7994, 10012, 11420, 12515, 15988, 17521, 19985, 25030, 35042, 39970, 50060, 70084, 79940, 87605, 175210, 350420, 1429213, 2858426, 5716852, 7146065, 10004491, 14292130, 20008982, 28584260, 40017964, 50022455, 100044910, 200089820]

約数ペア:

[(1, 200089820), (2, 100044910), (4, 50022455), (5, 40017964), (7, 28584260), (10, 20008982), (14, 14292130), (20, 10004491), (28, 7146065), (35, 5716852), (70, 2858426), (140, 1429213), (571, 350420), (1142, 175210), (2284, 87605), (2503, 79940), (2855, 70084), (3997, 50060), (5006, 39970), (5710, 35042), (7994, 25030), (10012, 19985), (11420, 17521), (12515, 15988)]