2098281720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{40013}}^1$

素因数の和:40069

約数の個数: 128

約数和(自身を含む): 6914419200

約数和(自身を除く): 4816137480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 4370, 5244, 6555, 8740, 10488, 13110, 17480, 26220, 40013, 52440, 80026, 120039, 160052, 200065, 240078, 320104, 400130, 480156, 600195, 760247, 800260, 920299, 960312, 1200390, 1520494, 1600520, 1840598, 2280741, 2400780, 2760897, 3040988, 3681196, 3801235, 4561482, 4601495, 4801560, 5521794, 6081976, 7362392, 7602470, 9122964, 9202990, 11043588, 11403705, 13804485, 15204940, 17485681, 18245928, 18405980, 22087176, 22807410, 27608970, 30409880, 34971362, 36811960, 45614820, 52457043, 55217940, 69942724, 87428405, 91229640, 104914086, 110435880, 139885448, 174856810, 209828172, 262285215, 349713620, 419656344, 524570430, 699427240, 1049140860, 2098281720]

約数ペア:

[(1, 2098281720), (2, 1049140860), (3, 699427240), (4, 524570430), (5, 419656344), (6, 349713620), (8, 262285215), (10, 209828172), (12, 174856810), (15, 139885448), (19, 110435880), (20, 104914086), (23, 91229640), (24, 87428405), (30, 69942724), (38, 55217940), (40, 52457043), (46, 45614820), (57, 36811960), (60, 34971362), (69, 30409880), (76, 27608970), (92, 22807410), (95, 22087176), (114, 18405980), (115, 18245928), (120, 17485681), (138, 15204940), (152, 13804485), (184, 11403705), (190, 11043588), (228, 9202990), (230, 9122964), (276, 7602470), (285, 7362392), (345, 6081976), (380, 5521794), (437, 4801560), (456, 4601495), (460, 4561482), (552, 3801235), (570, 3681196), (690, 3040988), (760, 2760897), (874, 2400780), (920, 2280741), (1140, 1840598), (1311, 1600520), (1380, 1520494), (1748, 1200390), (2185, 960312), (2280, 920299), (2622, 800260), (2760, 760247), (3496, 600195), (4370, 480156), (5244, 400130), (6555, 320104), (8740, 240078), (10488, 200065), (13110, 160052), (17480, 120039), (26220, 80026), (40013, 52440)]