1851995360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{609209}}^1$

素因数の和:609243

約数の個数: 48

約数和(自身を含む): 4605627600

約数和(自身を除く): 2753632240

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, 609209, 1218418, 2436836, 3046045, 4873672, 6092090, 9747344, 11574971, 12184180, 19494688, 23149942, 24368360, 46299884, 48736720, 57874855, 92599768, 97473440, 115749710, 185199536, 231499420, 370399072, 462998840, 925997680, 1851995360]

約数ペア:

[(1, 1851995360), (2, 925997680), (4, 462998840), (5, 370399072), (8, 231499420), (10, 185199536), (16, 115749710), (19, 97473440), (20, 92599768), (32, 57874855), (38, 48736720), (40, 46299884), (76, 24368360), (80, 23149942), (95, 19494688), (152, 12184180), (160, 11574971), (190, 9747344), (304, 6092090), (380, 4873672), (608, 3046045), (760, 2436836), (1520, 1218418), (3040, 609209)]