20125851780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{39937}}^1$

素因数の和:40213

約数の個数: 96

約数和(自身を含む): 58131835776

約数和(自身を除く): 38005983996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 227, 370, 444, 454, 555, 681, 740, 908, 1110, 1135, 1362, 2220, 2270, 2724, 3405, 4540, 6810, 8399, 13620, 16798, 25197, 33596, 39937, 41995, 50394, 79874, 83990, 100788, 119811, 125985, 159748, 167980, 199685, 239622, 251970, 399370, 479244, 503940, 599055, 798740, 1198110, 1477669, 2396220, 2955338, 4433007, 5910676, 7388345, 8866014, 9065699, 14776690, 17732028, 18131398, 22165035, 27197097, 29553380, 36262796, 44330070, 45328495, 54394194, 88660140, 90656990, 108788388, 135985485, 181313980, 271970970, 335430863, 543941940, 670861726, 1006292589, 1341723452, 1677154315, 2012585178, 3354308630, 4025170356, 5031462945, 6708617260, 10062925890, 20125851780]

約数ペア:

[(1, 20125851780), (2, 10062925890), (3, 6708617260), (4, 5031462945), (5, 4025170356), (6, 3354308630), (10, 2012585178), (12, 1677154315), (15, 1341723452), (20, 1006292589), (30, 670861726), (37, 543941940), (60, 335430863), (74, 271970970), (111, 181313980), (148, 135985485), (185, 108788388), (222, 90656990), (227, 88660140), (370, 54394194), (444, 45328495), (454, 44330070), (555, 36262796), (681, 29553380), (740, 27197097), (908, 22165035), (1110, 18131398), (1135, 17732028), (1362, 14776690), (2220, 9065699), (2270, 8866014), (2724, 7388345), (3405, 5910676), (4540, 4433007), (6810, 2955338), (8399, 2396220), (13620, 1477669), (16798, 1198110), (25197, 798740), (33596, 599055), (39937, 503940), (41995, 479244), (50394, 399370), (79874, 251970), (83990, 239622), (100788, 199685), (119811, 167980), (125985, 159748)]