15559480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 37584000

約数和(自身を除く): 22024520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 347, 380, 472, 590, 694, 760, 1121, 1180, 1388, 1735, 2242, 2360, 2776, 3470, 4484, 5605, 6593, 6940, 8968, 11210, 13186, 13880, 20473, 22420, 26372, 32965, 40946, 44840, 52744, 65930, 81892, 102365, 131860, 163784, 204730, 263720, 388987, 409460, 777974, 818920, 1555948, 1944935, 3111896, 3889870, 7779740, 15559480]

約数ペア:

[(1, 15559480), (2, 7779740), (4, 3889870), (5, 3111896), (8, 1944935), (10, 1555948), (19, 818920), (20, 777974), (38, 409460), (40, 388987), (59, 263720), (76, 204730), (95, 163784), (118, 131860), (152, 102365), (190, 81892), (236, 65930), (295, 52744), (347, 44840), (380, 40946), (472, 32965), (590, 26372), (694, 22420), (760, 20473), (1121, 13880), (1180, 13186), (1388, 11210), (1735, 8968), (2242, 6940), (2360, 6593), (2776, 5605), (3470, 4484)]