20170183780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{167443}}^1$

素因数の和:167788

約数の個数: 48

約数和(自身を含む): 44727641280

約数和(自身を除く): 24557457500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 317, 380, 634, 1268, 1585, 3170, 6023, 6340, 12046, 24092, 30115, 60230, 120460, 167443, 334886, 669772, 837215, 1674430, 3181417, 3348860, 6362834, 12725668, 15907085, 31814170, 53079431, 63628340, 106158862, 212317724, 265397155, 530794310, 1008509189, 1061588620, 2017018378, 4034036756, 5042545945, 10085091890, 20170183780]

約数ペア:

[(1, 20170183780), (2, 10085091890), (4, 5042545945), (5, 4034036756), (10, 2017018378), (19, 1061588620), (20, 1008509189), (38, 530794310), (76, 265397155), (95, 212317724), (190, 106158862), (317, 63628340), (380, 53079431), (634, 31814170), (1268, 15907085), (1585, 12725668), (3170, 6362834), (6023, 3348860), (6340, 3181417), (12046, 1674430), (24092, 837215), (30115, 669772), (60230, 334886), (120460, 167443)]