28555290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16699}}^1$

素因数の和:16731

約数の個数: 48

約数和(自身を含む): 78156000

約数和(自身を除く): 49600710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 16699, 33398, 50097, 83495, 100194, 150291, 166990, 250485, 300582, 317281, 500970, 634562, 751455, 951843, 1502910, 1586405, 1903686, 2855529, 3172810, 4759215, 5711058, 9518430, 14277645, 28555290]

約数ペア:

[(1, 28555290), (2, 14277645), (3, 9518430), (5, 5711058), (6, 4759215), (9, 3172810), (10, 2855529), (15, 1903686), (18, 1586405), (19, 1502910), (30, 951843), (38, 751455), (45, 634562), (57, 500970), (90, 317281), (95, 300582), (114, 250485), (171, 166990), (190, 150291), (285, 100194), (342, 83495), (570, 50097), (855, 33398), (1710, 16699)]