20888935710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1\times {\mathrm{8831}}^1$

素因数の和:11009

約数の個数: 64

約数和(自身を含む): 51518398464

約数和(自身を除く): 30629462754

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 2131, 4262, 6393, 8831, 10655, 12786, 17662, 21310, 26493, 31965, 44155, 52986, 63930, 78847, 88310, 132465, 157694, 236541, 264930, 326747, 394235, 473082, 653494, 788470, 980241, 1182705, 1633735, 1960482, 2365410, 3267470, 4901205, 9802410, 18818861, 37637722, 56456583, 94094305, 112913166, 188188610, 282282915, 564565830, 696297857, 1392595714, 2088893571, 3481489285, 4177787142, 6962978570, 10444467855, 20888935710]

約数ペア:

[(1, 20888935710), (2, 10444467855), (3, 6962978570), (5, 4177787142), (6, 3481489285), (10, 2088893571), (15, 1392595714), (30, 696297857), (37, 564565830), (74, 282282915), (111, 188188610), (185, 112913166), (222, 94094305), (370, 56456583), (555, 37637722), (1110, 18818861), (2131, 9802410), (4262, 4901205), (6393, 3267470), (8831, 2365410), (10655, 1960482), (12786, 1633735), (17662, 1182705), (21310, 980241), (26493, 788470), (31965, 653494), (44155, 473082), (52986, 394235), (63930, 326747), (78847, 264930), (88310, 236541), (132465, 157694)]