19136480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 50295168

約数和(自身を除く): 31158688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 83, 88, 110, 131, 160, 166, 176, 220, 262, 332, 352, 415, 440, 524, 655, 664, 830, 880, 913, 1048, 1310, 1328, 1441, 1660, 1760, 1826, 2096, 2620, 2656, 2882, 3320, 3652, 4192, 4565, 5240, 5764, 6640, 7205, 7304, 9130, 10480, 10873, 11528, 13280, 14410, 14608, 18260, 20960, 21746, 23056, 28820, 29216, 36520, 43492, 46112, 54365, 57640, 73040, 86984, 108730, 115280, 119603, 146080, 173968, 217460, 230560, 239206, 347936, 434920, 478412, 598015, 869840, 956824, 1196030, 1739680, 1913648, 2392060, 3827296, 4784120, 9568240, 19136480]

約数ペア:

[(1, 19136480), (2, 9568240), (4, 4784120), (5, 3827296), (8, 2392060), (10, 1913648), (11, 1739680), (16, 1196030), (20, 956824), (22, 869840), (32, 598015), (40, 478412), (44, 434920), (55, 347936), (80, 239206), (83, 230560), (88, 217460), (110, 173968), (131, 146080), (160, 119603), (166, 115280), (176, 108730), (220, 86984), (262, 73040), (332, 57640), (352, 54365), (415, 46112), (440, 43492), (524, 36520), (655, 29216), (664, 28820), (830, 23056), (880, 21746), (913, 20960), (1048, 18260), (1310, 14608), (1328, 14410), (1441, 13280), (1660, 11528), (1760, 10873), (1826, 10480), (2096, 9130), (2620, 7304), (2656, 7205), (2882, 6640), (3320, 5764), (3652, 5240), (4192, 4565)]