191162120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4973}}^1$

素因数の和:5046

約数の個数: 48

約数和(自身を含む): 444526380

約数和(自身を除く): 253364260

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 4973, 7688, 9610, 9946, 19220, 19892, 24865, 38440, 39784, 49730, 99460, 154163, 198920, 308326, 616652, 770815, 1233304, 1541630, 3083260, 4779053, 6166520, 9558106, 19116212, 23895265, 38232424, 47790530, 95581060, 191162120]

約数ペア:

[(1, 191162120), (2, 95581060), (4, 47790530), (5, 38232424), (8, 23895265), (10, 19116212), (20, 9558106), (31, 6166520), (40, 4779053), (62, 3083260), (124, 1541630), (155, 1233304), (248, 770815), (310, 616652), (620, 308326), (961, 198920), (1240, 154163), (1922, 99460), (3844, 49730), (4805, 39784), (4973, 38440), (7688, 24865), (9610, 19892), (9946, 19220)]