8946280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 23328000

約数和(自身を除く): 14381720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 359, 445, 623, 712, 718, 890, 1246, 1436, 1780, 1795, 2492, 2513, 2872, 3115, 3560, 3590, 4984, 5026, 6230, 7180, 10052, 12460, 12565, 14360, 20104, 24920, 25130, 31951, 50260, 63902, 100520, 127804, 159755, 223657, 255608, 319510, 447314, 639020, 894628, 1118285, 1278040, 1789256, 2236570, 4473140, 8946280]

約数ペア:

[(1, 8946280), (2, 4473140), (4, 2236570), (5, 1789256), (7, 1278040), (8, 1118285), (10, 894628), (14, 639020), (20, 447314), (28, 319510), (35, 255608), (40, 223657), (56, 159755), (70, 127804), (89, 100520), (140, 63902), (178, 50260), (280, 31951), (356, 25130), (359, 24920), (445, 20104), (623, 14360), (712, 12565), (718, 12460), (890, 10052), (1246, 7180), (1436, 6230), (1780, 5026), (1795, 4984), (2492, 3590), (2513, 3560), (2872, 3115)]