20001758220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1001089}}^1$

素因数の和:1001144

約数の個数: 96

約数和(自身を含む): 63909585600

約数和(自身を除く): 43907827380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980, 1001089, 2002178, 3003267, 4004356, 5005445, 6006534, 9009801, 10010890, 12013068, 15016335, 18019602, 20021780, 27029403, 30032670, 36039204, 37040293, 45049005, 54058806, 60065340, 74080586, 90098010, 108117612, 111120879, 135147015, 148161172, 180196020, 185201465, 222241758, 270294030, 333362637, 370402930, 444483516, 540588060, 555604395, 666725274, 740805860, 1000087911, 1111208790, 1333450548, 1666813185, 2000175822, 2222417580, 3333626370, 4000351644, 5000439555, 6667252740, 10000879110, 20001758220]

約数ペア:

[(1, 20001758220), (2, 10000879110), (3, 6667252740), (4, 5000439555), (5, 4000351644), (6, 3333626370), (9, 2222417580), (10, 2000175822), (12, 1666813185), (15, 1333450548), (18, 1111208790), (20, 1000087911), (27, 740805860), (30, 666725274), (36, 555604395), (37, 540588060), (45, 444483516), (54, 370402930), (60, 333362637), (74, 270294030), (90, 222241758), (108, 185201465), (111, 180196020), (135, 148161172), (148, 135147015), (180, 111120879), (185, 108117612), (222, 90098010), (270, 74080586), (333, 60065340), (370, 54058806), (444, 45049005), (540, 37040293), (555, 36039204), (666, 30032670), (740, 27029403), (999, 20021780), (1110, 18019602), (1332, 15016335), (1665, 12013068), (1998, 10010890), (2220, 9009801), (3330, 6006534), (3996, 5005445), (4995, 4004356), (6660, 3003267), (9990, 2002178), (19980, 1001089)]