1900707845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 2449128960

約数和(自身を除く): 548421115

約数列:

[1, 5, 19, 61, 95, 305, 431, 761, 1159, 2155, 3805, 5795, 8189, 14459, 26291, 40945, 46421, 72295, 131455, 232105, 327991, 499529, 881999, 1639955, 2497645, 4409995, 6231829, 20007451, 31159145, 100037255, 380141569, 1900707845]

約数ペア:

[(1, 1900707845), (5, 380141569), (19, 100037255), (61, 31159145), (95, 20007451), (305, 6231829), (431, 4409995), (761, 2497645), (1159, 1639955), (2155, 881999), (3805, 499529), (5795, 327991), (8189, 232105), (14459, 131455), (26291, 72295), (40945, 46421)]