1900513380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{87743}}^1$

素因数の和:87793

約数の個数: 72

約数和(自身を含む): 5616317952

約数和(自身を除く): 3715804572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 4332, 5415, 7220, 10830, 21660, 87743, 175486, 263229, 350972, 438715, 526458, 877430, 1052916, 1316145, 1667117, 1754860, 2632290, 3334234, 5001351, 5264580, 6668468, 8335585, 10002702, 16671170, 20005404, 25006755, 31675223, 33342340, 50013510, 63350446, 95025669, 100027020, 126700892, 158376115, 190051338, 316752230, 380102676, 475128345, 633504460, 950256690, 1900513380]

約数ペア:

[(1, 1900513380), (2, 950256690), (3, 633504460), (4, 475128345), (5, 380102676), (6, 316752230), (10, 190051338), (12, 158376115), (15, 126700892), (19, 100027020), (20, 95025669), (30, 63350446), (38, 50013510), (57, 33342340), (60, 31675223), (76, 25006755), (95, 20005404), (114, 16671170), (190, 10002702), (228, 8335585), (285, 6668468), (361, 5264580), (380, 5001351), (570, 3334234), (722, 2632290), (1083, 1754860), (1140, 1667117), (1444, 1316145), (1805, 1052916), (2166, 877430), (3610, 526458), (4332, 438715), (5415, 350972), (7220, 263229), (10830, 175486), (21660, 87743)]