27771970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 52171776

約数和(自身を除く): 24399806

約数列:

[1, 2, 5, 10, 31, 62, 101, 155, 202, 310, 505, 887, 1010, 1774, 3131, 4435, 6262, 8870, 15655, 27497, 31310, 54994, 89587, 137485, 179174, 274970, 447935, 895870, 2777197, 5554394, 13885985, 27771970]

約数ペア:

[(1, 27771970), (2, 13885985), (5, 5554394), (10, 2777197), (31, 895870), (62, 447935), (101, 274970), (155, 179174), (202, 137485), (310, 89587), (505, 54994), (887, 31310), (1010, 27497), (1774, 15655), (3131, 8870), (4435, 6262)]