2009706475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8513}}^1$

素因数の和:8620

約数の個数: 48

約数和(自身を含む): 3040519680

約数和(自身を除く): 1030813205

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 133, 175, 355, 475, 497, 665, 1349, 1775, 2485, 3325, 6745, 8513, 9443, 12425, 33725, 42565, 47215, 59591, 161747, 212825, 236075, 297955, 604423, 808735, 1132229, 1489775, 3022115, 4043675, 4230961, 5661145, 11484037, 15110575, 21154805, 28305725, 57420185, 80388259, 105774025, 287100925, 401941295, 2009706475]

約数ペア:

[(1, 2009706475), (5, 401941295), (7, 287100925), (19, 105774025), (25, 80388259), (35, 57420185), (71, 28305725), (95, 21154805), (133, 15110575), (175, 11484037), (355, 5661145), (475, 4230961), (497, 4043675), (665, 3022115), (1349, 1489775), (1775, 1132229), (2485, 808735), (3325, 604423), (6745, 297955), (8513, 236075), (9443, 212825), (12425, 161747), (33725, 59591), (42565, 47215)]