456940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 1096704

約数和(自身を除く): 639764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 67, 110, 124, 134, 155, 220, 268, 310, 335, 341, 620, 670, 682, 737, 1340, 1364, 1474, 1705, 2077, 2948, 3410, 3685, 4154, 6820, 7370, 8308, 10385, 14740, 20770, 22847, 41540, 45694, 91388, 114235, 228470, 456940]

約数ペア:

[(1, 456940), (2, 228470), (4, 114235), (5, 91388), (10, 45694), (11, 41540), (20, 22847), (22, 20770), (31, 14740), (44, 10385), (55, 8308), (62, 7370), (67, 6820), (110, 4154), (124, 3685), (134, 3410), (155, 2948), (220, 2077), (268, 1705), (310, 1474), (335, 1364), (341, 1340), (620, 737), (670, 682)]