23987180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5527}}^1$

素因数の和:5574

約数の個数: 48

約数和(自身を含む): 59437056

約数和(自身を除く): 35449876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 5527, 11054, 22108, 27635, 38689, 55270, 77378, 110540, 154756, 171337, 193445, 342674, 386890, 685348, 773780, 856685, 1199359, 1713370, 2398718, 3426740, 4797436, 5996795, 11993590, 23987180]

約数ペア:

[(1, 23987180), (2, 11993590), (4, 5996795), (5, 4797436), (7, 3426740), (10, 2398718), (14, 1713370), (20, 1199359), (28, 856685), (31, 773780), (35, 685348), (62, 386890), (70, 342674), (124, 193445), (140, 171337), (155, 154756), (217, 110540), (310, 77378), (434, 55270), (620, 38689), (868, 27635), (1085, 22108), (2170, 11054), (4340, 5527)]