153294380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{247249}}^1$

素因数の和:247289

約数の個数: 24

約数和(自身を含む): 332304000

約数和(自身を除く): 179009620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 247249, 494498, 988996, 1236245, 2472490, 4944980, 7664719, 15329438, 30658876, 38323595, 76647190, 153294380]

約数ペア:

[(1, 153294380), (2, 76647190), (4, 38323595), (5, 30658876), (10, 15329438), (20, 7664719), (31, 4944980), (62, 2472490), (124, 1236245), (155, 988996), (310, 494498), (620, 247249)]