2000200100

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{101533}}^1$

素因数の和:101744

約数の個数: 36

約数和(自身を含む): 4362509844

約数和(自身を除く): 2362309744

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3940, 4925, 9850, 19700, 101533, 203066, 406132, 507665, 1015330, 2030660, 2538325, 5076650, 10153300, 20002001, 40004002, 80008004, 100010005, 200020010, 400040020, 500050025, 1000100050, 2000200100]

約数ペア:

[(1, 2000200100), (2, 1000100050), (4, 500050025), (5, 400040020), (10, 200020010), (20, 100010005), (25, 80008004), (50, 40004002), (100, 20002001), (197, 10153300), (394, 5076650), (788, 2538325), (985, 2030660), (1970, 1015330), (3940, 507665), (4925, 406132), (9850, 203066), (19700, 101533)]