4200140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 10617600

約数和(自身を除く): 6417460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1579, 2660, 3158, 6316, 7895, 11053, 15790, 22106, 30001, 31580, 44212, 55265, 60002, 110530, 120004, 150005, 210007, 221060, 300010, 420014, 600020, 840028, 1050035, 2100070, 4200140]

約数ペア:

[(1, 4200140), (2, 2100070), (4, 1050035), (5, 840028), (7, 600020), (10, 420014), (14, 300010), (19, 221060), (20, 210007), (28, 150005), (35, 120004), (38, 110530), (70, 60002), (76, 55265), (95, 44212), (133, 31580), (140, 30001), (190, 22106), (266, 15790), (380, 11053), (532, 7895), (665, 6316), (1330, 3158), (1579, 2660)]