1189000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 64

約数和(自身を含む): 2948400

約数和(自身を除く): 1759400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 41, 50, 58, 82, 100, 116, 125, 145, 164, 200, 205, 232, 250, 290, 328, 410, 500, 580, 725, 820, 1000, 1025, 1160, 1189, 1450, 1640, 2050, 2378, 2900, 3625, 4100, 4756, 5125, 5800, 5945, 7250, 8200, 9512, 10250, 11890, 14500, 20500, 23780, 29000, 29725, 41000, 47560, 59450, 118900, 148625, 237800, 297250, 594500, 1189000]

約数ペア:

[(1, 1189000), (2, 594500), (4, 297250), (5, 237800), (8, 148625), (10, 118900), (20, 59450), (25, 47560), (29, 41000), (40, 29725), (41, 29000), (50, 23780), (58, 20500), (82, 14500), (100, 11890), (116, 10250), (125, 9512), (145, 8200), (164, 7250), (200, 5945), (205, 5800), (232, 5125), (250, 4756), (290, 4100), (328, 3625), (410, 2900), (500, 2378), (580, 2050), (725, 1640), (820, 1450), (1000, 1189), (1025, 1160)]