9142420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 23556960

約数和(自身を除く): 14414540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 491, 532, 665, 931, 980, 982, 1330, 1862, 1964, 2455, 2660, 3437, 3724, 4655, 4910, 6874, 9310, 9329, 9820, 13748, 17185, 18620, 18658, 24059, 34370, 37316, 46645, 48118, 65303, 68740, 93290, 96236, 120295, 130606, 186580, 240590, 261212, 326515, 457121, 481180, 653030, 914242, 1306060, 1828484, 2285605, 4571210, 9142420]

約数ペア:

[(1, 9142420), (2, 4571210), (4, 2285605), (5, 1828484), (7, 1306060), (10, 914242), (14, 653030), (19, 481180), (20, 457121), (28, 326515), (35, 261212), (38, 240590), (49, 186580), (70, 130606), (76, 120295), (95, 96236), (98, 93290), (133, 68740), (140, 65303), (190, 48118), (196, 46645), (245, 37316), (266, 34370), (380, 24059), (490, 18658), (491, 18620), (532, 17185), (665, 13748), (931, 9820), (980, 9329), (982, 9310), (1330, 6874), (1862, 4910), (1964, 4655), (2455, 3724), (2660, 3437)]