1716390920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{3037}}^1$

素因数の和:3318

約数の個数: 64

約数和(自身を含む): 3937248000

約数和(自身を除く): 2220857080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 199, 284, 355, 398, 568, 710, 796, 995, 1420, 1592, 1990, 2840, 3037, 3980, 6074, 7960, 12148, 14129, 15185, 24296, 28258, 30370, 56516, 60740, 70645, 113032, 121480, 141290, 215627, 282580, 431254, 565160, 604363, 862508, 1078135, 1208726, 1725016, 2156270, 2417452, 3021815, 4312540, 4834904, 6043630, 8625080, 12087260, 24174520, 42909773, 85819546, 171639092, 214548865, 343278184, 429097730, 858195460, 1716390920]

約数ペア:

[(1, 1716390920), (2, 858195460), (4, 429097730), (5, 343278184), (8, 214548865), (10, 171639092), (20, 85819546), (40, 42909773), (71, 24174520), (142, 12087260), (199, 8625080), (284, 6043630), (355, 4834904), (398, 4312540), (568, 3021815), (710, 2417452), (796, 2156270), (995, 1725016), (1420, 1208726), (1592, 1078135), (1990, 862508), (2840, 604363), (3037, 565160), (3980, 431254), (6074, 282580), (7960, 215627), (12148, 141290), (14129, 121480), (15185, 113032), (24296, 70645), (28258, 60740), (30370, 56516)]