260269904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{1637}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 532153440

約数和(自身を除く): 271883536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 523, 1046, 1637, 2092, 3274, 4184, 6548, 8368, 9937, 13096, 19874, 26192, 31103, 39748, 62206, 79496, 124412, 158992, 248824, 497648, 856151, 1712302, 3424604, 6849208, 13698416, 16266869, 32533738, 65067476, 130134952, 260269904]

約数ペア:

[(1, 260269904), (2, 130134952), (4, 65067476), (8, 32533738), (16, 16266869), (19, 13698416), (38, 6849208), (76, 3424604), (152, 1712302), (304, 856151), (523, 497648), (1046, 248824), (1637, 158992), (2092, 124412), (3274, 79496), (4184, 62206), (6548, 39748), (8368, 31103), (9937, 26192), (13096, 19874)]