4257015980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{30407257}}^1$

素因数の和:30407273

約数の個数: 24

約数和(自身を含む): 10216838688

約数和(自身を除く): 5959822708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 30407257, 60814514, 121629028, 152036285, 212850799, 304072570, 425701598, 608145140, 851403196, 1064253995, 2128507990, 4257015980]

約数ペア:

[(1, 4257015980), (2, 2128507990), (4, 1064253995), (5, 851403196), (7, 608145140), (10, 425701598), (14, 304072570), (20, 212850799), (28, 152036285), (35, 121629028), (70, 60814514), (140, 30407257)]