5211640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2659}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 13645800

約数和(自身を除く): 8434160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2659, 5318, 10636, 13295, 18613, 21272, 26590, 37226, 53180, 74452, 93065, 106360, 130291, 148904, 186130, 260582, 372260, 521164, 651455, 744520, 1042328, 1302910, 2605820, 5211640]

約数ペア:

[(1, 5211640), (2, 2605820), (4, 1302910), (5, 1042328), (7, 744520), (8, 651455), (10, 521164), (14, 372260), (20, 260582), (28, 186130), (35, 148904), (40, 130291), (49, 106360), (56, 93065), (70, 74452), (98, 53180), (140, 37226), (196, 26590), (245, 21272), (280, 18613), (392, 13295), (490, 10636), (980, 5318), (1960, 2659)]