21837357590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{487}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 44794183680

約数和(自身を除く): 22956826090

約数列:

[1, 2, 5, 10, 19, 23, 31, 38, 46, 62, 95, 115, 155, 190, 230, 310, 331, 437, 487, 589, 662, 713, 874, 974, 1178, 1426, 1655, 2185, 2435, 2945, 3310, 3565, 4370, 4870, 5890, 6289, 7130, 7613, 9253, 10261, 11201, 12578, 13547, 15097, 15226, 18506, 20522, 22402, 27094, 30194, 31445, 38065, 46265, 51305, 56005, 62890, 67735, 75485, 76130, 92530, 102610, 112010, 135470, 144647, 150970, 161197, 194959, 212819, 236003, 286843, 289294, 322394, 347231, 389918, 425638, 472006, 573686, 694462, 723235, 805985, 974795, 1064095, 1180015, 1434215, 1446470, 1611970, 1736155, 1949590, 2128190, 2360030, 2868430, 3062743, 3472310, 3707531, 4484057, 4997107, 6125486, 6597389, 7415062, 8968114, 9994214, 13194778, 15313715, 18537655, 22420285, 24985535, 30627430, 32986945, 37075310, 44840570, 49971070, 65973890, 70443089, 94945033, 114933461, 140886178, 189890066, 229866922, 352215445, 474725165, 574667305, 704430890, 949450330, 1149334610, 2183735759, 4367471518, 10918678795, 21837357590]

約数ペア:

[(1, 21837357590), (2, 10918678795), (5, 4367471518), (10, 2183735759), (19, 1149334610), (23, 949450330), (31, 704430890), (38, 574667305), (46, 474725165), (62, 352215445), (95, 229866922), (115, 189890066), (155, 140886178), (190, 114933461), (230, 94945033), (310, 70443089), (331, 65973890), (437, 49971070), (487, 44840570), (589, 37075310), (662, 32986945), (713, 30627430), (874, 24985535), (974, 22420285), (1178, 18537655), (1426, 15313715), (1655, 13194778), (2185, 9994214), (2435, 8968114), (2945, 7415062), (3310, 6597389), (3565, 6125486), (4370, 4997107), (4870, 4484057), (5890, 3707531), (6289, 3472310), (7130, 3062743), (7613, 2868430), (9253, 2360030), (10261, 2128190), (11201, 1949590), (12578, 1736155), (13547, 1611970), (15097, 1446470), (15226, 1434215), (18506, 1180015), (20522, 1064095), (22402, 974795), (27094, 805985), (30194, 723235), (31445, 694462), (38065, 573686), (46265, 472006), (51305, 425638), (56005, 389918), (62890, 347231), (67735, 322394), (75485, 289294), (76130, 286843), (92530, 236003), (102610, 212819), (112010, 194959), (135470, 161197), (144647, 150970)]