851227360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{280009}}^1$

素因数の和:280043

約数の個数: 48

約数和(自身を含む): 2116875600

約数和(自身を除く): 1265648240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 280009, 560018, 1120036, 1400045, 2240072, 2800090, 4480144, 5320171, 5600180, 8960288, 10640342, 11200360, 21280684, 22400720, 26600855, 42561368, 44801440, 53201710, 85122736, 106403420, 170245472, 212806840, 425613680, 851227360]

約数ペア:

[(1, 851227360), (2, 425613680), (4, 212806840), (5, 170245472), (8, 106403420), (10, 85122736), (16, 53201710), (19, 44801440), (20, 42561368), (32, 26600855), (38, 22400720), (40, 21280684), (76, 11200360), (80, 10640342), (95, 8960288), (152, 5600180), (160, 5320171), (190, 4480144), (304, 2800090), (380, 2240072), (608, 1400045), (760, 1120036), (1520, 560018), (3040, 280009)]