2540796090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4861}}^1$

素因数の和:5028

約数の個数: 128

約数和(自身を含む): 7393351680

約数和(自身を除く): 4852555590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 131, 133, 190, 210, 262, 266, 285, 393, 399, 570, 655, 665, 786, 798, 917, 1310, 1330, 1834, 1965, 1995, 2489, 2751, 3930, 3990, 4585, 4861, 4978, 5502, 7467, 9170, 9722, 12445, 13755, 14583, 14934, 17423, 24305, 24890, 27510, 29166, 34027, 34846, 37335, 48610, 52269, 68054, 72915, 74670, 87115, 92359, 102081, 104538, 145830, 170135, 174230, 184718, 204162, 261345, 277077, 340270, 461795, 510405, 522690, 554154, 636791, 646513, 923590, 1020810, 1273582, 1293026, 1385385, 1910373, 1939539, 2770770, 3183955, 3232565, 3820746, 3879078, 4457537, 6367910, 6465130, 8915074, 9551865, 9697695, 12099029, 13372611, 19103730, 19395390, 22287685, 24198058, 26745222, 36297087, 44575370, 60495145, 66863055, 72594174, 84693203, 120990290, 133726110, 169386406, 181485435, 254079609, 362970870, 423466015, 508159218, 846932030, 1270398045, 2540796090]

約数ペア:

[(1, 2540796090), (2, 1270398045), (3, 846932030), (5, 508159218), (6, 423466015), (7, 362970870), (10, 254079609), (14, 181485435), (15, 169386406), (19, 133726110), (21, 120990290), (30, 84693203), (35, 72594174), (38, 66863055), (42, 60495145), (57, 44575370), (70, 36297087), (95, 26745222), (105, 24198058), (114, 22287685), (131, 19395390), (133, 19103730), (190, 13372611), (210, 12099029), (262, 9697695), (266, 9551865), (285, 8915074), (393, 6465130), (399, 6367910), (570, 4457537), (655, 3879078), (665, 3820746), (786, 3232565), (798, 3183955), (917, 2770770), (1310, 1939539), (1330, 1910373), (1834, 1385385), (1965, 1293026), (1995, 1273582), (2489, 1020810), (2751, 923590), (3930, 646513), (3990, 636791), (4585, 554154), (4861, 522690), (4978, 510405), (5502, 461795), (7467, 340270), (9170, 277077), (9722, 261345), (12445, 204162), (13755, 184718), (14583, 174230), (14934, 170135), (17423, 145830), (24305, 104538), (24890, 102081), (27510, 92359), (29166, 87115), (34027, 74670), (34846, 72915), (37335, 68054), (48610, 52269)]