19670940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1061}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 60304608

約数和(自身を除く): 40633668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1061, 1236, 1545, 1854, 2060, 2122, 3090, 3183, 3708, 4244, 4635, 5305, 6180, 6366, 9270, 9549, 10610, 12732, 15915, 18540, 19098, 21220, 31830, 38196, 47745, 63660, 95490, 109283, 190980, 218566, 327849, 437132, 546415, 655698, 983547, 1092830, 1311396, 1639245, 1967094, 2185660, 3278490, 3934188, 4917735, 6556980, 9835470, 19670940]

約数ペア:

[(1, 19670940), (2, 9835470), (3, 6556980), (4, 4917735), (5, 3934188), (6, 3278490), (9, 2185660), (10, 1967094), (12, 1639245), (15, 1311396), (18, 1092830), (20, 983547), (30, 655698), (36, 546415), (45, 437132), (60, 327849), (90, 218566), (103, 190980), (180, 109283), (206, 95490), (309, 63660), (412, 47745), (515, 38196), (618, 31830), (927, 21220), (1030, 19098), (1061, 18540), (1236, 15915), (1545, 12732), (1854, 10610), (2060, 9549), (2122, 9270), (3090, 6366), (3183, 6180), (3708, 5305), (4244, 4635)]