2013199360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{393203}}^1$

素因数の和:393228

約数の個数: 44

約数和(自身を含む): 4829331528

約数和(自身を除く): 2816132168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 393203, 786406, 1572812, 1966015, 3145624, 3932030, 6291248, 7864060, 12582496, 15728120, 25164992, 31456240, 50329984, 62912480, 100659968, 125824960, 201319936, 251649920, 402639872, 503299840, 1006599680, 2013199360]

約数ペア:

[(1, 2013199360), (2, 1006599680), (4, 503299840), (5, 402639872), (8, 251649920), (10, 201319936), (16, 125824960), (20, 100659968), (32, 62912480), (40, 50329984), (64, 31456240), (80, 25164992), (128, 15728120), (160, 12582496), (256, 7864060), (320, 6291248), (512, 3932030), (640, 3145624), (1024, 1966015), (1280, 1572812), (2560, 786406), (5120, 393203)]