20143236040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{89653}}^1$

素因数の和:89842

約数の個数: 64

約数和(自身を含む): 46767112560

約数和(自身を除く): 26623876520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 137, 164, 205, 274, 328, 410, 548, 685, 820, 1096, 1370, 1640, 2740, 5480, 5617, 11234, 22468, 28085, 44936, 56170, 89653, 112340, 179306, 224680, 358612, 448265, 717224, 896530, 1793060, 3586120, 3675773, 7351546, 12282461, 14703092, 18378865, 24564922, 29406184, 36757730, 49129844, 61412305, 73515460, 98259688, 122824610, 147030920, 245649220, 491298440, 503580901, 1007161802, 2014323604, 2517904505, 4028647208, 5035809010, 10071618020, 20143236040]

約数ペア:

[(1, 20143236040), (2, 10071618020), (4, 5035809010), (5, 4028647208), (8, 2517904505), (10, 2014323604), (20, 1007161802), (40, 503580901), (41, 491298440), (82, 245649220), (137, 147030920), (164, 122824610), (205, 98259688), (274, 73515460), (328, 61412305), (410, 49129844), (548, 36757730), (685, 29406184), (820, 24564922), (1096, 18378865), (1370, 14703092), (1640, 12282461), (2740, 7351546), (5480, 3675773), (5617, 3586120), (11234, 1793060), (22468, 896530), (28085, 717224), (44936, 448265), (56170, 358612), (89653, 224680), (112340, 179306)]