12970940

素因数分解:

$2^2\times 5^1\times {\mathrm{773}}^1\times {\mathrm{839}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 27306720

約数和(自身を除く): 14335780

約数列:

[1, 2, 4, 5, 10, 20, 773, 839, 1546, 1678, 3092, 3356, 3865, 4195, 7730, 8390, 15460, 16780, 648547, 1297094, 2594188, 3242735, 6485470, 12970940]

約数ペア:

[(1, 12970940), (2, 6485470), (4, 3242735), (5, 2594188), (10, 1297094), (20, 648547), (773, 16780), (839, 15460), (1546, 8390), (1678, 7730), (3092, 4195), (3356, 3865)]