183730180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{739}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 399813120

約数和(自身を除く): 216082940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 401, 620, 739, 802, 1478, 1604, 2005, 2956, 3695, 4010, 7390, 8020, 12431, 14780, 22909, 24862, 45818, 49724, 62155, 91636, 114545, 124310, 229090, 248620, 296339, 458180, 592678, 1185356, 1481695, 2963390, 5926780, 9186509, 18373018, 36746036, 45932545, 91865090, 183730180]

約数ペア:

[(1, 183730180), (2, 91865090), (4, 45932545), (5, 36746036), (10, 18373018), (20, 9186509), (31, 5926780), (62, 2963390), (124, 1481695), (155, 1185356), (310, 592678), (401, 458180), (620, 296339), (739, 248620), (802, 229090), (1478, 124310), (1604, 114545), (2005, 91636), (2956, 62155), (3695, 49724), (4010, 45818), (7390, 24862), (8020, 22909), (12431, 14780)]