7180460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 18615744

約数和(自身を除く): 11435284

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 431, 476, 490, 595, 833, 862, 980, 1190, 1666, 1724, 2155, 2380, 3017, 3332, 4165, 4310, 6034, 7327, 8330, 8620, 12068, 14654, 15085, 16660, 21119, 29308, 30170, 36635, 42238, 51289, 60340, 73270, 84476, 102578, 105595, 146540, 205156, 211190, 256445, 359023, 422380, 512890, 718046, 1025780, 1436092, 1795115, 3590230, 7180460]

約数ペア:

[(1, 7180460), (2, 3590230), (4, 1795115), (5, 1436092), (7, 1025780), (10, 718046), (14, 512890), (17, 422380), (20, 359023), (28, 256445), (34, 211190), (35, 205156), (49, 146540), (68, 105595), (70, 102578), (85, 84476), (98, 73270), (119, 60340), (140, 51289), (170, 42238), (196, 36635), (238, 30170), (245, 29308), (340, 21119), (431, 16660), (476, 15085), (490, 14654), (595, 12068), (833, 8620), (862, 8330), (980, 7327), (1190, 6034), (1666, 4310), (1724, 4165), (2155, 3332), (2380, 3017)]