20489367080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{6599}}^1$

素因数の和:7483

約数の個数: 128

約数和(自身を含む): 56814912000

約数和(自身を除く): 36325544920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 853, 910, 1706, 1820, 3412, 3640, 4265, 5971, 6599, 6824, 8530, 11089, 11942, 13198, 17060, 22178, 23884, 26396, 29855, 32995, 34120, 44356, 46193, 47768, 52792, 55445, 59710, 65990, 77623, 85787, 88712, 92386, 110890, 119420, 131980, 155246, 171574, 184772, 221780, 230965, 238840, 263960, 310492, 343148, 369544, 388115, 428935, 443560, 461930, 600509, 620984, 686296, 776230, 857870, 923860, 1201018, 1552460, 1715740, 1847720, 2402036, 3002545, 3104920, 3431480, 4804072, 5628947, 6005090, 11257894, 12010180, 22515788, 24020360, 28144735, 39402629, 45031576, 56289470, 73176311, 78805258, 112578940, 146352622, 157610516, 197013145, 225157880, 292705244, 315221032, 365881555, 394026290, 512234177, 585410488, 731763110, 788052580, 1024468354, 1463526220, 1576105160, 2048936708, 2561170885, 2927052440, 4097873416, 5122341770, 10244683540, 20489367080]

約数ペア:

[(1, 20489367080), (2, 10244683540), (4, 5122341770), (5, 4097873416), (7, 2927052440), (8, 2561170885), (10, 2048936708), (13, 1576105160), (14, 1463526220), (20, 1024468354), (26, 788052580), (28, 731763110), (35, 585410488), (40, 512234177), (52, 394026290), (56, 365881555), (65, 315221032), (70, 292705244), (91, 225157880), (104, 197013145), (130, 157610516), (140, 146352622), (182, 112578940), (260, 78805258), (280, 73176311), (364, 56289470), (455, 45031576), (520, 39402629), (728, 28144735), (853, 24020360), (910, 22515788), (1706, 12010180), (1820, 11257894), (3412, 6005090), (3640, 5628947), (4265, 4804072), (5971, 3431480), (6599, 3104920), (6824, 3002545), (8530, 2402036), (11089, 1847720), (11942, 1715740), (13198, 1552460), (17060, 1201018), (22178, 923860), (23884, 857870), (26396, 776230), (29855, 686296), (32995, 620984), (34120, 600509), (44356, 461930), (46193, 443560), (47768, 428935), (52792, 388115), (55445, 369544), (59710, 343148), (65990, 310492), (77623, 263960), (85787, 238840), (88712, 230965), (92386, 221780), (110890, 184772), (119420, 171574), (131980, 155246)]