8869980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{431}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 29030400

約数和(自身を除く): 20160420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 431, 490, 588, 686, 735, 862, 980, 1029, 1293, 1372, 1470, 1715, 1724, 2058, 2155, 2586, 2940, 3017, 3430, 4116, 4310, 5145, 5172, 6034, 6465, 6860, 8620, 9051, 10290, 12068, 12930, 15085, 18102, 20580, 21119, 25860, 30170, 36204, 42238, 45255, 60340, 63357, 84476, 90510, 105595, 126714, 147833, 181020, 211190, 253428, 295666, 316785, 422380, 443499, 591332, 633570, 739165, 886998, 1267140, 1478330, 1773996, 2217495, 2956660, 4434990, 8869980]

約数ペア:

[(1, 8869980), (2, 4434990), (3, 2956660), (4, 2217495), (5, 1773996), (6, 1478330), (7, 1267140), (10, 886998), (12, 739165), (14, 633570), (15, 591332), (20, 443499), (21, 422380), (28, 316785), (30, 295666), (35, 253428), (42, 211190), (49, 181020), (60, 147833), (70, 126714), (84, 105595), (98, 90510), (105, 84476), (140, 63357), (147, 60340), (196, 45255), (210, 42238), (245, 36204), (294, 30170), (343, 25860), (420, 21119), (431, 20580), (490, 18102), (588, 15085), (686, 12930), (735, 12068), (862, 10290), (980, 9051), (1029, 8620), (1293, 6860), (1372, 6465), (1470, 6034), (1715, 5172), (1724, 5145), (2058, 4310), (2155, 4116), (2586, 3430), (2940, 3017)]