438096340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{64237}}^1$

素因数の和:64288

約数の個数: 48

約数和(自身を含む): 1036030464

約数和(自身を除く): 597934124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 64237, 128474, 256948, 321185, 642370, 706607, 1284740, 1413214, 1991347, 2826428, 3533035, 3982694, 7066070, 7965388, 9956735, 14132140, 19913470, 21904817, 39826940, 43809634, 87619268, 109524085, 219048170, 438096340]

約数ペア:

[(1, 438096340), (2, 219048170), (4, 109524085), (5, 87619268), (10, 43809634), (11, 39826940), (20, 21904817), (22, 19913470), (31, 14132140), (44, 9956735), (55, 7965388), (62, 7066070), (110, 3982694), (124, 3533035), (155, 2826428), (220, 1991347), (310, 1413214), (341, 1284740), (620, 706607), (682, 642370), (1364, 321185), (1705, 256948), (3410, 128474), (6820, 64237)]