20238200020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1\times {\mathrm{887}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 44801745408

約数和(自身を除く): 24563545388

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 257, 386, 460, 514, 772, 887, 965, 1028, 1285, 1774, 1930, 2570, 3548, 3860, 4435, 4439, 5140, 5911, 8870, 8878, 11822, 17740, 17756, 20401, 22195, 23644, 29555, 40802, 44390, 49601, 59110, 81604, 88780, 99202, 102005, 118220, 171191, 198404, 204010, 227959, 248005, 342382, 408020, 455918, 496010, 684764, 855955, 911836, 992020, 1139795, 1140823, 1711910, 2279590, 2281646, 3423820, 3937393, 4559180, 4563292, 5243057, 5704115, 7874786, 10486114, 11408230, 15749572, 19686965, 20972228, 22816460, 26215285, 39373930, 43996087, 52430570, 78747860, 87992174, 104861140, 175984348, 219980435, 439960870, 879921740, 1011910001, 2023820002, 4047640004, 5059550005, 10119100010, 20238200020]

約数ペア:

[(1, 20238200020), (2, 10119100010), (4, 5059550005), (5, 4047640004), (10, 2023820002), (20, 1011910001), (23, 879921740), (46, 439960870), (92, 219980435), (115, 175984348), (193, 104861140), (230, 87992174), (257, 78747860), (386, 52430570), (460, 43996087), (514, 39373930), (772, 26215285), (887, 22816460), (965, 20972228), (1028, 19686965), (1285, 15749572), (1774, 11408230), (1930, 10486114), (2570, 7874786), (3548, 5704115), (3860, 5243057), (4435, 4563292), (4439, 4559180), (5140, 3937393), (5911, 3423820), (8870, 2281646), (8878, 2279590), (11822, 1711910), (17740, 1140823), (17756, 1139795), (20401, 992020), (22195, 911836), (23644, 855955), (29555, 684764), (40802, 496010), (44390, 455918), (49601, 408020), (59110, 342382), (81604, 248005), (88780, 227959), (99202, 204010), (102005, 198404), (118220, 171191)]