15684620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4871}}^1$

素因数の和:4910

約数の個数: 48

約数和(自身を含む): 39287808

約数和(自身を除く): 23603188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4871, 9742, 19484, 24355, 34097, 48710, 68194, 97420, 112033, 136388, 170485, 224066, 340970, 448132, 560165, 681940, 784231, 1120330, 1568462, 2240660, 3136924, 3921155, 7842310, 15684620]

約数ペア:

[(1, 15684620), (2, 7842310), (4, 3921155), (5, 3136924), (7, 2240660), (10, 1568462), (14, 1120330), (20, 784231), (23, 681940), (28, 560165), (35, 448132), (46, 340970), (70, 224066), (92, 170485), (115, 136388), (140, 112033), (161, 97420), (230, 68194), (322, 48710), (460, 34097), (644, 24355), (805, 19484), (1610, 9742), (3220, 4871)]