19090600

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1870

約数の個数: 48

約数和(自身を含む): 45248220

約数和(自身を除く): 26157620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 1801, 2120, 2650, 3602, 5300, 7204, 9005, 10600, 14408, 18010, 36020, 45025, 72040, 90050, 95453, 180100, 190906, 360200, 381812, 477265, 763624, 954530, 1909060, 2386325, 3818120, 4772650, 9545300, 19090600]

約数ペア:

[(1, 19090600), (2, 9545300), (4, 4772650), (5, 3818120), (8, 2386325), (10, 1909060), (20, 954530), (25, 763624), (40, 477265), (50, 381812), (53, 360200), (100, 190906), (106, 180100), (200, 95453), (212, 90050), (265, 72040), (424, 45025), (530, 36020), (1060, 18010), (1325, 14408), (1801, 10600), (2120, 9005), (2650, 7204), (3602, 5300)]