11157069820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{997949}}^1$

素因数の和:998014

約数の個数: 48

約数和(自身を含む): 25818962400

約数和(自身を除く): 14661892580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 997949, 1995898, 3991796, 4989745, 9979490, 12973337, 19958980, 25946674, 42911807, 51893348, 64866685, 85823614, 129733370, 171647228, 214559035, 259466740, 429118070, 557853491, 858236140, 1115706982, 2231413964, 2789267455, 5578534910, 11157069820]

約数ペア:

[(1, 11157069820), (2, 5578534910), (4, 2789267455), (5, 2231413964), (10, 1115706982), (13, 858236140), (20, 557853491), (26, 429118070), (43, 259466740), (52, 214559035), (65, 171647228), (86, 129733370), (130, 85823614), (172, 64866685), (215, 51893348), (260, 42911807), (430, 25946674), (559, 19958980), (860, 12973337), (1118, 9979490), (2236, 4989745), (2795, 3991796), (5590, 1995898), (11180, 997949)]