313492020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{274993}}^1$

素因数の和:275024

約数の個数: 48

約数和(自身を含む): 923979840

約数和(自身を除く): 610487820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 274993, 549986, 824979, 1099972, 1374965, 1649958, 2749930, 3299916, 4124895, 5224867, 5499860, 8249790, 10449734, 15674601, 16499580, 20899468, 26124335, 31349202, 52248670, 62698404, 78373005, 104497340, 156746010, 313492020]

約数ペア:

[(1, 313492020), (2, 156746010), (3, 104497340), (4, 78373005), (5, 62698404), (6, 52248670), (10, 31349202), (12, 26124335), (15, 20899468), (19, 16499580), (20, 15674601), (30, 10449734), (38, 8249790), (57, 5499860), (60, 5224867), (76, 4124895), (95, 3299916), (114, 2749930), (190, 1649958), (228, 1374965), (285, 1099972), (380, 824979), (570, 549986), (1140, 274993)]