30990328

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 62559000

約数和(自身を除く): 31568672

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 139, 232, 248, 278, 556, 899, 961, 1112, 1798, 1922, 3596, 3844, 4031, 4309, 7192, 7688, 8062, 8618, 16124, 17236, 27869, 32248, 34472, 55738, 111476, 124961, 133579, 222952, 249922, 267158, 499844, 534316, 999688, 1068632, 3873791, 7747582, 15495164, 30990328]

約数ペア:

[(1, 30990328), (2, 15495164), (4, 7747582), (8, 3873791), (29, 1068632), (31, 999688), (58, 534316), (62, 499844), (116, 267158), (124, 249922), (139, 222952), (232, 133579), (248, 124961), (278, 111476), (556, 55738), (899, 34472), (961, 32248), (1112, 27869), (1798, 17236), (1922, 16124), (3596, 8618), (3844, 8062), (4031, 7688), (4309, 7192)]