30960020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17011}}^1$

素因数の和:17040

約数の個数: 48

約数和(自身を含む): 80024448

約数和(自身を除く): 49064428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 17011, 34022, 68044, 85055, 119077, 170110, 221143, 238154, 340220, 442286, 476308, 595385, 884572, 1105715, 1190770, 1548001, 2211430, 2381540, 3096002, 4422860, 6192004, 7740005, 15480010, 30960020]

約数ペア:

[(1, 30960020), (2, 15480010), (4, 7740005), (5, 6192004), (7, 4422860), (10, 3096002), (13, 2381540), (14, 2211430), (20, 1548001), (26, 1190770), (28, 1105715), (35, 884572), (52, 595385), (65, 476308), (70, 442286), (91, 340220), (130, 238154), (140, 221143), (182, 170110), (260, 119077), (364, 85055), (455, 68044), (910, 34022), (1820, 17011)]