12156340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2848

約数の個数: 48

約数和(自身を含む): 30127104

約数和(自身を除く): 17970764

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, 2801, 4340, 5602, 11204, 14005, 19607, 28010, 39214, 56020, 78428, 86831, 98035, 173662, 196070, 347324, 392140, 434155, 607817, 868310, 1215634, 1736620, 2431268, 3039085, 6078170, 12156340]

約数ペア:

[(1, 12156340), (2, 6078170), (4, 3039085), (5, 2431268), (7, 1736620), (10, 1215634), (14, 868310), (20, 607817), (28, 434155), (31, 392140), (35, 347324), (62, 196070), (70, 173662), (124, 98035), (140, 86831), (155, 78428), (217, 56020), (310, 39214), (434, 28010), (620, 19607), (868, 14005), (1085, 11204), (2170, 5602), (2801, 4340)]