2205847040

素因数分解:

$2^9\times 5^1\times {\mathrm{861659}}^1$

素因数の和:861682

約数の個数: 40

約数和(自身を含む): 5288869080

約数和(自身を除く): 3083022040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 861659, 1723318, 3446636, 4308295, 6893272, 8616590, 13786544, 17233180, 27573088, 34466360, 55146176, 68932720, 110292352, 137865440, 220584704, 275730880, 441169408, 551461760, 1102923520, 2205847040]

約数ペア:

[(1, 2205847040), (2, 1102923520), (4, 551461760), (5, 441169408), (8, 275730880), (10, 220584704), (16, 137865440), (20, 110292352), (32, 68932720), (40, 55146176), (64, 34466360), (80, 27573088), (128, 17233180), (160, 13786544), (256, 8616590), (320, 6893272), (512, 4308295), (640, 3446636), (1280, 1723318), (2560, 861659)]