9968140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5477}}^1$

素因数の和:5506

約数の個数: 48

約数和(自身を含む): 25768512

約数和(自身を除く): 15800372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 5477, 10954, 21908, 27385, 38339, 54770, 71201, 76678, 109540, 142402, 153356, 191695, 284804, 356005, 383390, 498407, 712010, 766780, 996814, 1424020, 1993628, 2492035, 4984070, 9968140]

約数ペア:

[(1, 9968140), (2, 4984070), (4, 2492035), (5, 1993628), (7, 1424020), (10, 996814), (13, 766780), (14, 712010), (20, 498407), (26, 383390), (28, 356005), (35, 284804), (52, 191695), (65, 153356), (70, 142402), (91, 109540), (130, 76678), (140, 71201), (182, 54770), (260, 38339), (364, 27385), (455, 21908), (910, 10954), (1820, 5477)]