72004688

素因数分解:

$2^4\times 7^1\times {\mathrm{642899}}^1$

素因数の和:642914

約数の個数: 20

約数和(自身を含む): 159439200

約数和(自身を除く): 87434512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 642899, 1285798, 2571596, 4500293, 5143192, 9000586, 10286384, 18001172, 36002344, 72004688]

約数ペア:

[(1, 72004688), (2, 36002344), (4, 18001172), (7, 10286384), (8, 9000586), (14, 5143192), (16, 4500293), (28, 2571596), (56, 1285798), (112, 642899)]