1999996838420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14285691703}}^1$

素因数の和:14285691719

約数の個数: 24

約数和(自身を含む): 4799992412544

約数和(自身を除く): 2799995574124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14285691703, 28571383406, 57142766812, 71428458515, 99999841921, 142856917030, 199999683842, 285713834060, 399999367684, 499999209605, 999998419210, 1999996838420]

約数ペア:

[(1, 1999996838420), (2, 999998419210), (4, 499999209605), (5, 399999367684), (7, 285713834060), (10, 199999683842), (14, 142856917030), (20, 99999841921), (28, 71428458515), (35, 57142766812), (70, 28571383406), (140, 14285691703)]