2419194620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{65419}}^1$

素因数の和:65514

約数の個数: 36

約数和(自身を含む): 5201282520

約数和(自身を除く): 2782087900

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1849, 3698, 7396, 9245, 18490, 36980, 65419, 130838, 261676, 327095, 654190, 1308380, 2813017, 5626034, 11252068, 14065085, 28130170, 56260340, 120959731, 241919462, 483838924, 604798655, 1209597310, 2419194620]

約数ペア:

[(1, 2419194620), (2, 1209597310), (4, 604798655), (5, 483838924), (10, 241919462), (20, 120959731), (43, 56260340), (86, 28130170), (172, 14065085), (215, 11252068), (430, 5626034), (860, 2813017), (1849, 1308380), (3698, 654190), (7396, 327095), (9245, 261676), (18490, 130838), (36980, 65419)]