1900994935

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1627}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 2806151040

約数和(自身を除く): 905156105

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 251, 665, 931, 1255, 1627, 1757, 4655, 4769, 8135, 8785, 11389, 12299, 23845, 30913, 33383, 56945, 61495, 79723, 154565, 166915, 216391, 233681, 398615, 408377, 1081955, 1168405, 1514737, 2041885, 2858639, 7573685, 7759163, 14293195, 20010473, 38795815, 54314141, 100052365, 271570705, 380198987, 1900994935]

約数ペア:

[(1, 1900994935), (5, 380198987), (7, 271570705), (19, 100052365), (35, 54314141), (49, 38795815), (95, 20010473), (133, 14293195), (245, 7759163), (251, 7573685), (665, 2858639), (931, 2041885), (1255, 1514737), (1627, 1168405), (1757, 1081955), (4655, 408377), (4769, 398615), (8135, 233681), (8785, 216391), (11389, 166915), (12299, 154565), (23845, 79723), (30913, 61495), (33383, 56945)]