1636704880

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{161093}}^1$

素因数の和:161233

約数の個数: 40

約数和(自身を含む): 3835325952

約数和(自身を除く): 2198621072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 161093, 322186, 644372, 805465, 1288744, 1610930, 2577488, 3221860, 6443720, 12887440, 20458811, 40917622, 81835244, 102294055, 163670488, 204588110, 327340976, 409176220, 818352440, 1636704880]

約数ペア:

[(1, 1636704880), (2, 818352440), (4, 409176220), (5, 327340976), (8, 204588110), (10, 163670488), (16, 102294055), (20, 81835244), (40, 40917622), (80, 20458811), (127, 12887440), (254, 6443720), (508, 3221860), (635, 2577488), (1016, 1610930), (1270, 1288744), (2032, 805465), (2540, 644372), (5080, 322186), (10160, 161093)]