40528810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2939}}^1$

素因数の和:3150

約数の個数: 32

約数和(自身を含む): 83825280

約数和(自身を除く): 43296470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 2939, 5878, 6895, 13790, 14695, 20573, 29390, 41146, 102865, 205730, 578983, 1157966, 2894915, 4052881, 5789830, 8105762, 20264405, 40528810]

約数ペア:

[(1, 40528810), (2, 20264405), (5, 8105762), (7, 5789830), (10, 4052881), (14, 2894915), (35, 1157966), (70, 578983), (197, 205730), (394, 102865), (985, 41146), (1379, 29390), (1970, 20573), (2758, 14695), (2939, 13790), (5878, 6895)]