1538810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 3628800

約数和(自身を除く): 2089990

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 89, 91, 95, 130, 133, 178, 182, 190, 247, 266, 445, 455, 494, 623, 665, 890, 910, 1157, 1235, 1246, 1330, 1691, 1729, 2314, 2470, 3115, 3382, 3458, 5785, 6230, 8099, 8455, 8645, 11570, 11837, 16198, 16910, 17290, 21983, 23674, 40495, 43966, 59185, 80990, 109915, 118370, 153881, 219830, 307762, 769405, 1538810]

約数ペア:

[(1, 1538810), (2, 769405), (5, 307762), (7, 219830), (10, 153881), (13, 118370), (14, 109915), (19, 80990), (26, 59185), (35, 43966), (38, 40495), (65, 23674), (70, 21983), (89, 17290), (91, 16910), (95, 16198), (130, 11837), (133, 11570), (178, 8645), (182, 8455), (190, 8099), (247, 6230), (266, 5785), (445, 3458), (455, 3382), (494, 3115), (623, 2470), (665, 2314), (890, 1729), (910, 1691), (1157, 1330), (1235, 1246)]