16820460

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3461}}^1$

素因数の和:3485

約数の個数: 72

約数和(自身を含む): 52927056

約数和(自身を除く): 36106596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 3461, 4860, 6922, 10383, 13844, 17305, 20766, 31149, 34610, 41532, 51915, 62298, 69220, 93447, 103830, 124596, 155745, 186894, 207660, 280341, 311490, 373788, 467235, 560682, 622980, 841023, 934470, 1121364, 1401705, 1682046, 1868940, 2803410, 3364092, 4205115, 5606820, 8410230, 16820460]

約数ペア:

[(1, 16820460), (2, 8410230), (3, 5606820), (4, 4205115), (5, 3364092), (6, 2803410), (9, 1868940), (10, 1682046), (12, 1401705), (15, 1121364), (18, 934470), (20, 841023), (27, 622980), (30, 560682), (36, 467235), (45, 373788), (54, 311490), (60, 280341), (81, 207660), (90, 186894), (108, 155745), (135, 124596), (162, 103830), (180, 93447), (243, 69220), (270, 62298), (324, 51915), (405, 41532), (486, 34610), (540, 31149), (810, 20766), (972, 17305), (1215, 13844), (1620, 10383), (2430, 6922), (3461, 4860)]