20161668160

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3706189}}^1$

素因数の和:3706223

約数の個数: 56

約数和(自身を含む): 50834102040

約数和(自身を除く): 30672433880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 3706189, 7412378, 14824756, 18530945, 29649512, 37061890, 59299024, 63005213, 74123780, 118598048, 126010426, 148247560, 237196096, 252020852, 296495120, 315026065, 504041704, 592990240, 630052130, 1008083408, 1185980480, 1260104260, 2016166816, 2520208520, 4032333632, 5040417040, 10080834080, 20161668160]

約数ペア:

[(1, 20161668160), (2, 10080834080), (4, 5040417040), (5, 4032333632), (8, 2520208520), (10, 2016166816), (16, 1260104260), (17, 1185980480), (20, 1008083408), (32, 630052130), (34, 592990240), (40, 504041704), (64, 315026065), (68, 296495120), (80, 252020852), (85, 237196096), (136, 148247560), (160, 126010426), (170, 118598048), (272, 74123780), (320, 63005213), (340, 59299024), (544, 37061890), (680, 29649512), (1088, 18530945), (1360, 14824756), (2720, 7412378), (5440, 3706189)]