2906240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 7344000

約数和(自身を除く): 4437760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 239, 304, 320, 380, 478, 608, 640, 760, 956, 1195, 1216, 1520, 1912, 2390, 2432, 3040, 3824, 4541, 4780, 6080, 7648, 9082, 9560, 12160, 15296, 18164, 19120, 22705, 30592, 36328, 38240, 45410, 72656, 76480, 90820, 145312, 152960, 181640, 290624, 363280, 581248, 726560, 1453120, 2906240]

約数ペア:

[(1, 2906240), (2, 1453120), (4, 726560), (5, 581248), (8, 363280), (10, 290624), (16, 181640), (19, 152960), (20, 145312), (32, 90820), (38, 76480), (40, 72656), (64, 45410), (76, 38240), (80, 36328), (95, 30592), (128, 22705), (152, 19120), (160, 18164), (190, 15296), (239, 12160), (304, 9560), (320, 9082), (380, 7648), (478, 6080), (608, 4780), (640, 4541), (760, 3824), (956, 3040), (1195, 2432), (1216, 2390), (1520, 1912)]