1796672020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{628207}}^1$

素因数の和:628240

約数の個数: 48

約数和(自身を含む): 4432635648

約数和(自身を除く): 2635963628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 628207, 1256414, 2512828, 3141035, 6282070, 6910277, 8166691, 12564140, 13820554, 16333382, 27641108, 32666764, 34551385, 40833455, 69102770, 81666910, 89833601, 138205540, 163333820, 179667202, 359334404, 449168005, 898336010, 1796672020]

約数ペア:

[(1, 1796672020), (2, 898336010), (4, 449168005), (5, 359334404), (10, 179667202), (11, 163333820), (13, 138205540), (20, 89833601), (22, 81666910), (26, 69102770), (44, 40833455), (52, 34551385), (55, 32666764), (65, 27641108), (110, 16333382), (130, 13820554), (143, 12564140), (220, 8166691), (260, 6910277), (286, 6282070), (572, 3141035), (715, 2512828), (1430, 1256414), (2860, 628207)]