28765020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28201}}^1$

素因数の和:28230

約数の個数: 48

約数和(自身を含む): 85282848

約数和(自身を除く): 56517828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 28201, 56402, 84603, 112804, 141005, 169206, 282010, 338412, 423015, 479417, 564020, 846030, 958834, 1438251, 1692060, 1917668, 2397085, 2876502, 4794170, 5753004, 7191255, 9588340, 14382510, 28765020]

約数ペア:

[(1, 28765020), (2, 14382510), (3, 9588340), (4, 7191255), (5, 5753004), (6, 4794170), (10, 2876502), (12, 2397085), (15, 1917668), (17, 1692060), (20, 1438251), (30, 958834), (34, 846030), (51, 564020), (60, 479417), (68, 423015), (85, 338412), (102, 282010), (170, 169206), (204, 141005), (255, 112804), (340, 84603), (510, 56402), (1020, 28201)]