10900840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 25920000

約数和(自身を除く): 15019160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 149, 155, 236, 248, 295, 298, 310, 472, 590, 596, 620, 745, 1180, 1192, 1240, 1490, 1829, 2360, 2980, 3658, 4619, 5960, 7316, 8791, 9145, 9238, 14632, 17582, 18290, 18476, 23095, 35164, 36580, 36952, 43955, 46190, 70328, 73160, 87910, 92380, 175820, 184760, 272521, 351640, 545042, 1090084, 1362605, 2180168, 2725210, 5450420, 10900840]

約数ペア:

[(1, 10900840), (2, 5450420), (4, 2725210), (5, 2180168), (8, 1362605), (10, 1090084), (20, 545042), (31, 351640), (40, 272521), (59, 184760), (62, 175820), (118, 92380), (124, 87910), (149, 73160), (155, 70328), (236, 46190), (248, 43955), (295, 36952), (298, 36580), (310, 35164), (472, 23095), (590, 18476), (596, 18290), (620, 17582), (745, 14632), (1180, 9238), (1192, 9145), (1240, 8791), (1490, 7316), (1829, 5960), (2360, 4619), (2980, 3658)]