2013995920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{4259}}^1$

素因数の和:4552

約数の個数: 80

約数和(自身を含む): 4906293120

約数和(自身を除く): 2892297200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 257, 368, 460, 514, 920, 1028, 1285, 1840, 2056, 2570, 4112, 4259, 5140, 5911, 8518, 10280, 11822, 17036, 20560, 21295, 23644, 29555, 34072, 42590, 47288, 59110, 68144, 85180, 94576, 97957, 118220, 170360, 195914, 236440, 340720, 391828, 472880, 489785, 783656, 979570, 1094563, 1567312, 1959140, 2189126, 3918280, 4378252, 5472815, 7836560, 8756504, 10945630, 17513008, 21891260, 25174949, 43782520, 50349898, 87565040, 100699796, 125874745, 201399592, 251749490, 402799184, 503498980, 1006997960, 2013995920]

約数ペア:

[(1, 2013995920), (2, 1006997960), (4, 503498980), (5, 402799184), (8, 251749490), (10, 201399592), (16, 125874745), (20, 100699796), (23, 87565040), (40, 50349898), (46, 43782520), (80, 25174949), (92, 21891260), (115, 17513008), (184, 10945630), (230, 8756504), (257, 7836560), (368, 5472815), (460, 4378252), (514, 3918280), (920, 2189126), (1028, 1959140), (1285, 1567312), (1840, 1094563), (2056, 979570), (2570, 783656), (4112, 489785), (4259, 472880), (5140, 391828), (5911, 340720), (8518, 236440), (10280, 195914), (11822, 170360), (17036, 118220), (20560, 97957), (21295, 94576), (23644, 85180), (29555, 68144), (34072, 59110), (42590, 47288)]