56682320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 140616000

約数和(自身を除く): 83933680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 419, 445, 712, 760, 838, 890, 1424, 1520, 1676, 1691, 1780, 2095, 3352, 3382, 3560, 4190, 6704, 6764, 7120, 7961, 8380, 8455, 13528, 15922, 16760, 16910, 27056, 31844, 33520, 33820, 37291, 39805, 63688, 67640, 74582, 79610, 127376, 135280, 149164, 159220, 186455, 298328, 318440, 372910, 596656, 636880, 708529, 745820, 1417058, 1491640, 2834116, 2983280, 3542645, 5668232, 7085290, 11336464, 14170580, 28341160, 56682320]

約数ペア:

[(1, 56682320), (2, 28341160), (4, 14170580), (5, 11336464), (8, 7085290), (10, 5668232), (16, 3542645), (19, 2983280), (20, 2834116), (38, 1491640), (40, 1417058), (76, 745820), (80, 708529), (89, 636880), (95, 596656), (152, 372910), (178, 318440), (190, 298328), (304, 186455), (356, 159220), (380, 149164), (419, 135280), (445, 127376), (712, 79610), (760, 74582), (838, 67640), (890, 63688), (1424, 39805), (1520, 37291), (1676, 33820), (1691, 33520), (1780, 31844), (2095, 27056), (3352, 16910), (3382, 16760), (3560, 15922), (4190, 13528), (6704, 8455), (6764, 8380), (7120, 7961)]