8415260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 21297024

約数和(自身を除く): 12881764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 277, 310, 434, 490, 554, 620, 868, 980, 1085, 1108, 1385, 1519, 1939, 2170, 2770, 3038, 3878, 4340, 5540, 6076, 7595, 7756, 8587, 9695, 13573, 15190, 17174, 19390, 27146, 30380, 34348, 38780, 42935, 54292, 60109, 67865, 85870, 120218, 135730, 171740, 240436, 271460, 300545, 420763, 601090, 841526, 1202180, 1683052, 2103815, 4207630, 8415260]

約数ペア:

[(1, 8415260), (2, 4207630), (4, 2103815), (5, 1683052), (7, 1202180), (10, 841526), (14, 601090), (20, 420763), (28, 300545), (31, 271460), (35, 240436), (49, 171740), (62, 135730), (70, 120218), (98, 85870), (124, 67865), (140, 60109), (155, 54292), (196, 42935), (217, 38780), (245, 34348), (277, 30380), (310, 27146), (434, 19390), (490, 17174), (554, 15190), (620, 13573), (868, 9695), (980, 8587), (1085, 7756), (1108, 7595), (1385, 6076), (1519, 5540), (1939, 4340), (2170, 3878), (2770, 3038)]