10221720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{827}}^1$

素因数の和:944

約数の個数: 64

約数和(自身を含む): 31000320

約数和(自身を除く): 20778600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 827, 1030, 1236, 1545, 1654, 2060, 2472, 2481, 3090, 3308, 4120, 4135, 4962, 6180, 6616, 8270, 9924, 12360, 12405, 16540, 19848, 24810, 33080, 49620, 85181, 99240, 170362, 255543, 340724, 425905, 511086, 681448, 851810, 1022172, 1277715, 1703620, 2044344, 2555430, 3407240, 5110860, 10221720]

約数ペア:

[(1, 10221720), (2, 5110860), (3, 3407240), (4, 2555430), (5, 2044344), (6, 1703620), (8, 1277715), (10, 1022172), (12, 851810), (15, 681448), (20, 511086), (24, 425905), (30, 340724), (40, 255543), (60, 170362), (103, 99240), (120, 85181), (206, 49620), (309, 33080), (412, 24810), (515, 19848), (618, 16540), (824, 12405), (827, 12360), (1030, 9924), (1236, 8270), (1545, 6616), (1654, 6180), (2060, 4962), (2472, 4135), (2481, 4120), (3090, 3308)]