11255920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 28748160

約数和(自身を除く): 17492240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 137, 158, 208, 260, 274, 316, 395, 520, 548, 632, 685, 790, 1027, 1040, 1096, 1264, 1370, 1580, 1781, 2054, 2192, 2740, 3160, 3562, 4108, 5135, 5480, 6320, 7124, 8216, 8905, 10270, 10823, 10960, 14248, 16432, 17810, 20540, 21646, 28496, 35620, 41080, 43292, 54115, 71240, 82160, 86584, 108230, 140699, 142480, 173168, 216460, 281398, 432920, 562796, 703495, 865840, 1125592, 1406990, 2251184, 2813980, 5627960, 11255920]

約数ペア:

[(1, 11255920), (2, 5627960), (4, 2813980), (5, 2251184), (8, 1406990), (10, 1125592), (13, 865840), (16, 703495), (20, 562796), (26, 432920), (40, 281398), (52, 216460), (65, 173168), (79, 142480), (80, 140699), (104, 108230), (130, 86584), (137, 82160), (158, 71240), (208, 54115), (260, 43292), (274, 41080), (316, 35620), (395, 28496), (520, 21646), (548, 20540), (632, 17810), (685, 16432), (790, 14248), (1027, 10960), (1040, 10823), (1096, 10270), (1264, 8905), (1370, 8216), (1580, 7124), (1781, 6320), (2054, 5480), (2192, 5135), (2740, 4108), (3160, 3562)]