1058720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 2698920

約数和(自身を除く): 1640200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 509, 520, 1018, 1040, 2036, 2080, 2545, 4072, 5090, 6617, 8144, 10180, 13234, 16288, 20360, 26468, 33085, 40720, 52936, 66170, 81440, 105872, 132340, 211744, 264680, 529360, 1058720]

約数ペア:

[(1, 1058720), (2, 529360), (4, 264680), (5, 211744), (8, 132340), (10, 105872), (13, 81440), (16, 66170), (20, 52936), (26, 40720), (32, 33085), (40, 26468), (52, 20360), (65, 16288), (80, 13234), (104, 10180), (130, 8144), (160, 6617), (208, 5090), (260, 4072), (416, 2545), (509, 2080), (520, 2036), (1018, 1040)]