38791760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1307}}^1$

素因数の和:1380

約数の個数: 80

約数和(自身を含む): 105100416

約数和(自身を除く): 66308656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1307, 1484, 1855, 2120, 2614, 2968, 3710, 4240, 5228, 5936, 6535, 7420, 9149, 10456, 13070, 14840, 18298, 20912, 26140, 29680, 36596, 45745, 52280, 69271, 73192, 91490, 104560, 138542, 146384, 182980, 277084, 346355, 365960, 484897, 554168, 692710, 731920, 969794, 1108336, 1385420, 1939588, 2424485, 2770840, 3879176, 4848970, 5541680, 7758352, 9697940, 19395880, 38791760]

約数ペア:

[(1, 38791760), (2, 19395880), (4, 9697940), (5, 7758352), (7, 5541680), (8, 4848970), (10, 3879176), (14, 2770840), (16, 2424485), (20, 1939588), (28, 1385420), (35, 1108336), (40, 969794), (53, 731920), (56, 692710), (70, 554168), (80, 484897), (106, 365960), (112, 346355), (140, 277084), (212, 182980), (265, 146384), (280, 138542), (371, 104560), (424, 91490), (530, 73192), (560, 69271), (742, 52280), (848, 45745), (1060, 36596), (1307, 29680), (1484, 26140), (1855, 20912), (2120, 18298), (2614, 14840), (2968, 13070), (3710, 10456), (4240, 9149), (5228, 7420), (5936, 6535)]