55371320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1848

約数の個数: 64

約数和(自身を含む): 134416800

約数和(自身を除く): 79045480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 1777, 3116, 3554, 3895, 6232, 7108, 7790, 8885, 14216, 15580, 17770, 31160, 33763, 35540, 67526, 71080, 72857, 135052, 145714, 168815, 270104, 291428, 337630, 364285, 582856, 675260, 728570, 1350520, 1384283, 1457140, 2768566, 2914280, 5537132, 6921415, 11074264, 13842830, 27685660, 55371320]

約数ペア:

[(1, 55371320), (2, 27685660), (4, 13842830), (5, 11074264), (8, 6921415), (10, 5537132), (19, 2914280), (20, 2768566), (38, 1457140), (40, 1384283), (41, 1350520), (76, 728570), (82, 675260), (95, 582856), (152, 364285), (164, 337630), (190, 291428), (205, 270104), (328, 168815), (380, 145714), (410, 135052), (760, 72857), (779, 71080), (820, 67526), (1558, 35540), (1640, 33763), (1777, 31160), (3116, 17770), (3554, 15580), (3895, 14216), (6232, 8885), (7108, 7790)]