7432990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 14813280

約数和(自身を除く): 7380290

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 71, 95, 142, 145, 190, 290, 355, 361, 551, 710, 722, 1102, 1349, 1805, 2059, 2698, 2755, 3610, 4118, 5510, 6745, 10295, 10469, 13490, 20590, 20938, 25631, 39121, 51262, 52345, 78242, 104690, 128155, 195605, 256310, 391210, 743299, 1486598, 3716495, 7432990]

約数ペア:

[(1, 7432990), (2, 3716495), (5, 1486598), (10, 743299), (19, 391210), (29, 256310), (38, 195605), (58, 128155), (71, 104690), (95, 78242), (142, 52345), (145, 51262), (190, 39121), (290, 25631), (355, 20938), (361, 20590), (551, 13490), (710, 10469), (722, 10295), (1102, 6745), (1349, 5510), (1805, 4118), (2059, 3610), (2698, 2755)]