9782720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1645

約数の個数: 56

約数和(自身を含む): 24536400

約数和(自身を除く): 14753680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 1609, 3040, 3218, 6080, 6436, 8045, 12872, 16090, 25744, 30571, 32180, 51488, 61142, 64360, 102976, 122284, 128720, 152855, 244568, 257440, 305710, 489136, 514880, 611420, 978272, 1222840, 1956544, 2445680, 4891360, 9782720]

約数ペア:

[(1, 9782720), (2, 4891360), (4, 2445680), (5, 1956544), (8, 1222840), (10, 978272), (16, 611420), (19, 514880), (20, 489136), (32, 305710), (38, 257440), (40, 244568), (64, 152855), (76, 128720), (80, 122284), (95, 102976), (152, 64360), (160, 61142), (190, 51488), (304, 32180), (320, 30571), (380, 25744), (608, 16090), (760, 12872), (1216, 8045), (1520, 6436), (1609, 6080), (3040, 3218)]