20099170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1699}}^1$

素因数の和:1739

約数の個数: 48

約数和(自身を含む): 44798400

約数和(自身を除く): 24699230

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 1699, 2366, 3398, 5915, 8495, 11830, 11893, 16990, 22087, 23786, 44174, 59465, 110435, 118930, 154609, 220870, 287131, 309218, 574262, 773045, 1435655, 1546090, 2009917, 2871310, 4019834, 10049585, 20099170]

約数ペア:

[(1, 20099170), (2, 10049585), (5, 4019834), (7, 2871310), (10, 2009917), (13, 1546090), (14, 1435655), (26, 773045), (35, 574262), (65, 309218), (70, 287131), (91, 220870), (130, 154609), (169, 118930), (182, 110435), (338, 59465), (455, 44174), (845, 23786), (910, 22087), (1183, 16990), (1690, 11893), (1699, 11830), (2366, 8495), (3398, 5915)]