18254180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5669}}^1$

素因数の和:5708

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 27468700

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, 5669, 11338, 22676, 28345, 39683, 56690, 79366, 113380, 130387, 158732, 198415, 260774, 396830, 521548, 651935, 793660, 912709, 1303870, 1825418, 2607740, 3650836, 4563545, 9127090, 18254180]

約数ペア:

[(1, 18254180), (2, 9127090), (4, 4563545), (5, 3650836), (7, 2607740), (10, 1825418), (14, 1303870), (20, 912709), (23, 793660), (28, 651935), (35, 521548), (46, 396830), (70, 260774), (92, 198415), (115, 158732), (140, 130387), (161, 113380), (230, 79366), (322, 56690), (460, 39683), (644, 28345), (805, 22676), (1610, 11338), (3220, 5669)]