2012940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 6250608

約数和(自身を除く): 4237668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 211, 212, 265, 318, 422, 477, 530, 633, 636, 795, 844, 954, 1055, 1060, 1266, 1590, 1899, 1908, 2110, 2385, 2532, 3165, 3180, 3798, 4220, 4770, 6330, 7596, 9495, 9540, 11183, 12660, 18990, 22366, 33549, 37980, 44732, 55915, 67098, 100647, 111830, 134196, 167745, 201294, 223660, 335490, 402588, 503235, 670980, 1006470, 2012940]

約数ペア:

[(1, 2012940), (2, 1006470), (3, 670980), (4, 503235), (5, 402588), (6, 335490), (9, 223660), (10, 201294), (12, 167745), (15, 134196), (18, 111830), (20, 100647), (30, 67098), (36, 55915), (45, 44732), (53, 37980), (60, 33549), (90, 22366), (106, 18990), (159, 12660), (180, 11183), (211, 9540), (212, 9495), (265, 7596), (318, 6330), (422, 4770), (477, 4220), (530, 3798), (633, 3180), (636, 3165), (795, 2532), (844, 2385), (954, 2110), (1055, 1908), (1060, 1899), (1266, 1590)]