2451017890

素因数分解:

$2^1\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{172243}}^1$

素因数の和:173673

約数の個数: 16

約数和(自身を含む): 4414958208

約数和(自身を除く): 1963940318

約数列:

[1, 2, 5, 10, 1423, 2846, 7115, 14230, 172243, 344486, 861215, 1722430, 245101789, 490203578, 1225508945, 2451017890]

約数ペア:

[(1, 2451017890), (2, 1225508945), (5, 490203578), (10, 245101789), (1423, 1722430), (2846, 861215), (7115, 344486), (14230, 172243)]