202016490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{517991}}^1$

素因数の和:518014

約数の個数: 32

約数和(自身を含む): 522135936

約数和(自身を除く): 320119446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 517991, 1035982, 1553973, 2589955, 3107946, 5179910, 6733883, 7769865, 13467766, 15539730, 20201649, 33669415, 40403298, 67338830, 101008245, 202016490]

約数ペア:

[(1, 202016490), (2, 101008245), (3, 67338830), (5, 40403298), (6, 33669415), (10, 20201649), (13, 15539730), (15, 13467766), (26, 7769865), (30, 6733883), (39, 5179910), (65, 3107946), (78, 2589955), (130, 1553973), (195, 1035982), (390, 517991)]