380008468

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 771015168

約数和(自身を除く): 391006700

約数列:

[1, 2, 4, 7, 14, 28, 131, 211, 262, 422, 491, 524, 844, 917, 982, 1477, 1834, 1964, 2954, 3437, 3668, 5908, 6874, 13748, 27641, 55282, 64321, 103601, 110564, 128642, 193487, 207202, 257284, 386974, 414404, 450247, 725207, 773948, 900494, 1450414, 1800988, 2900828, 13571731, 27143462, 54286924, 95002117, 190004234, 380008468]

約数ペア:

[(1, 380008468), (2, 190004234), (4, 95002117), (7, 54286924), (14, 27143462), (28, 13571731), (131, 2900828), (211, 1800988), (262, 1450414), (422, 900494), (491, 773948), (524, 725207), (844, 450247), (917, 414404), (982, 386974), (1477, 257284), (1834, 207202), (1964, 193487), (2954, 128642), (3437, 110564), (3668, 103601), (5908, 64321), (6874, 55282), (13748, 27641)]