20731361640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15705577}}^1$

素因数の和:15705602

約数の個数: 64

約数和(自身を含む): 67848096960

約数和(自身を除く): 47116735320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15705577, 31411154, 47116731, 62822308, 78527885, 94233462, 125644616, 157055770, 172761347, 188466924, 235583655, 314111540, 345522694, 376933848, 471167310, 518284041, 628223080, 691045388, 863806735, 942334620, 1036568082, 1382090776, 1727613470, 1884669240, 2073136164, 2591420205, 3455226940, 4146272328, 5182840410, 6910453880, 10365680820, 20731361640]

約数ペア:

[(1, 20731361640), (2, 10365680820), (3, 6910453880), (4, 5182840410), (5, 4146272328), (6, 3455226940), (8, 2591420205), (10, 2073136164), (11, 1884669240), (12, 1727613470), (15, 1382090776), (20, 1036568082), (22, 942334620), (24, 863806735), (30, 691045388), (33, 628223080), (40, 518284041), (44, 471167310), (55, 376933848), (60, 345522694), (66, 314111540), (88, 235583655), (110, 188466924), (120, 172761347), (132, 157055770), (165, 125644616), (220, 94233462), (264, 78527885), (330, 62822308), (440, 47116731), (660, 31411154), (1320, 15705577)]