2538380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{751}}^1$

素因数の和:786

約数の個数: 36

約数和(自身を含む): 5779872

約数和(自身を除く): 3241492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 751, 845, 1502, 1690, 3004, 3380, 3755, 7510, 9763, 15020, 19526, 39052, 48815, 97630, 126919, 195260, 253838, 507676, 634595, 1269190, 2538380]

約数ペア:

[(1, 2538380), (2, 1269190), (4, 634595), (5, 507676), (10, 253838), (13, 195260), (20, 126919), (26, 97630), (52, 48815), (65, 39052), (130, 19526), (169, 15020), (260, 9763), (338, 7510), (676, 3755), (751, 3380), (845, 3004), (1502, 1690)]