20140064460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{254873}}^1$

素因数の和:255327

約数の個数: 72

約数和(自身を含む): 61230929760

約数和(自身を除く): 41090865300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 878, 1317, 1756, 2195, 2634, 3951, 4390, 5268, 6585, 7902, 8780, 13170, 15804, 19755, 26340, 39510, 79020, 254873, 509746, 764619, 1019492, 1274365, 1529238, 2293857, 2548730, 3058476, 3823095, 4587714, 5097460, 7646190, 9175428, 11469285, 15292380, 22938570, 45877140, 111889247, 223778494, 335667741, 447556988, 559446235, 671335482, 1007003223, 1118892470, 1342670964, 1678338705, 2014006446, 2237784940, 3356677410, 4028012892, 5035016115, 6713354820, 10070032230, 20140064460]

約数ペア:

[(1, 20140064460), (2, 10070032230), (3, 6713354820), (4, 5035016115), (5, 4028012892), (6, 3356677410), (9, 2237784940), (10, 2014006446), (12, 1678338705), (15, 1342670964), (18, 1118892470), (20, 1007003223), (30, 671335482), (36, 559446235), (45, 447556988), (60, 335667741), (90, 223778494), (180, 111889247), (439, 45877140), (878, 22938570), (1317, 15292380), (1756, 11469285), (2195, 9175428), (2634, 7646190), (3951, 5097460), (4390, 4587714), (5268, 3823095), (6585, 3058476), (7902, 2548730), (8780, 2293857), (13170, 1529238), (15804, 1274365), (19755, 1019492), (26340, 764619), (39510, 509746), (79020, 254873)]