2544291220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 5670000000

約数和(自身を除く): 3125708780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 149, 236, 290, 295, 298, 499, 580, 590, 596, 745, 998, 1180, 1490, 1711, 1996, 2495, 2980, 3422, 4321, 4990, 6844, 8555, 8642, 8791, 9980, 14471, 17110, 17284, 17582, 21605, 28942, 29441, 34220, 35164, 43210, 43955, 57884, 58882, 72355, 74351, 86420, 87910, 117764, 144710, 147205, 148702, 175820, 254939, 289420, 294410, 297404, 371755, 509878, 588820, 743510, 853789, 1019756, 1274695, 1487020, 1707578, 2156179, 2549390, 3415156, 4268945, 4312358, 4386709, 5098780, 8537890, 8624716, 8773418, 10780895, 17075780, 17546836, 21561790, 21933545, 43123580, 43867090, 87734180, 127214561, 254429122, 508858244, 636072805, 1272145610, 2544291220]

約数ペア:

[(1, 2544291220), (2, 1272145610), (4, 636072805), (5, 508858244), (10, 254429122), (20, 127214561), (29, 87734180), (58, 43867090), (59, 43123580), (116, 21933545), (118, 21561790), (145, 17546836), (149, 17075780), (236, 10780895), (290, 8773418), (295, 8624716), (298, 8537890), (499, 5098780), (580, 4386709), (590, 4312358), (596, 4268945), (745, 3415156), (998, 2549390), (1180, 2156179), (1490, 1707578), (1711, 1487020), (1996, 1274695), (2495, 1019756), (2980, 853789), (3422, 743510), (4321, 588820), (4990, 509878), (6844, 371755), (8555, 297404), (8642, 294410), (8791, 289420), (9980, 254939), (14471, 175820), (17110, 148702), (17284, 147205), (17582, 144710), (21605, 117764), (28942, 87910), (29441, 86420), (34220, 74351), (35164, 72355), (43210, 58882), (43955, 57884)]