20137535690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{461}}^1\times {\mathrm{739}}^1$

素因数の和:1487

約数の個数: 64

約数和(自身を含む): 38104577280

約数和(自身を除く): 17967041590

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 257, 461, 514, 739, 922, 1285, 1478, 2305, 2570, 3695, 4610, 5911, 7390, 10603, 11822, 16997, 21206, 29555, 33994, 53015, 59110, 84985, 106030, 118477, 169970, 189923, 236954, 340679, 379846, 592385, 681358, 949615, 1184770, 1703395, 1899230, 2724971, 3406790, 4368229, 5449942, 7835617, 8736458, 13624855, 15671234, 21841145, 27249710, 39178085, 43682290, 78356170, 87554503, 175109006, 437772515, 875545030, 2013753569, 4027507138, 10068767845, 20137535690]

約数ペア:

[(1, 20137535690), (2, 10068767845), (5, 4027507138), (10, 2013753569), (23, 875545030), (46, 437772515), (115, 175109006), (230, 87554503), (257, 78356170), (461, 43682290), (514, 39178085), (739, 27249710), (922, 21841145), (1285, 15671234), (1478, 13624855), (2305, 8736458), (2570, 7835617), (3695, 5449942), (4610, 4368229), (5911, 3406790), (7390, 2724971), (10603, 1899230), (11822, 1703395), (16997, 1184770), (21206, 949615), (29555, 681358), (33994, 592385), (53015, 379846), (59110, 340679), (84985, 236954), (106030, 189923), (118477, 169970)]