1905385510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1\times {\mathrm{1009}}^1$

素因数の和:1585

約数の個数: 64

約数和(自身を含む): 4005417600

約数和(自身を除く): 2100032090

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 509, 530, 742, 1009, 1018, 1855, 2018, 2545, 3563, 3710, 5045, 5090, 7063, 7126, 10090, 14126, 17815, 26977, 35315, 35630, 53477, 53954, 70630, 106954, 134885, 188839, 267385, 269770, 374339, 377678, 513581, 534770, 748678, 944195, 1027162, 1871695, 1888390, 2567905, 3595067, 3743390, 5135810, 7190134, 17975335, 27219793, 35950670, 54439586, 136098965, 190538551, 272197930, 381077102, 952692755, 1905385510]

約数ペア:

[(1, 1905385510), (2, 952692755), (5, 381077102), (7, 272197930), (10, 190538551), (14, 136098965), (35, 54439586), (53, 35950670), (70, 27219793), (106, 17975335), (265, 7190134), (371, 5135810), (509, 3743390), (530, 3595067), (742, 2567905), (1009, 1888390), (1018, 1871695), (1855, 1027162), (2018, 944195), (2545, 748678), (3563, 534770), (3710, 513581), (5045, 377678), (5090, 374339), (7063, 269770), (7126, 267385), (10090, 188839), (14126, 134885), (17815, 106954), (26977, 70630), (35315, 53954), (35630, 53477)]