431330590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1093}}^1$

素因数の和:1217

約数の個数: 64

約数和(自身を含む): 856995840

約数和(自身を除く): 425665250

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 67, 95, 134, 155, 190, 310, 335, 589, 670, 1093, 1178, 1273, 2077, 2186, 2546, 2945, 4154, 5465, 5890, 6365, 10385, 10930, 12730, 20767, 20770, 33883, 39463, 41534, 67766, 73231, 78926, 103835, 146462, 169415, 197315, 207670, 338830, 366155, 394630, 643777, 732310, 1287554, 1391389, 2270161, 2782778, 3218885, 4540322, 6437770, 6956945, 11350805, 13913890, 22701610, 43133059, 86266118, 215665295, 431330590]

約数ペア:

[(1, 431330590), (2, 215665295), (5, 86266118), (10, 43133059), (19, 22701610), (31, 13913890), (38, 11350805), (62, 6956945), (67, 6437770), (95, 4540322), (134, 3218885), (155, 2782778), (190, 2270161), (310, 1391389), (335, 1287554), (589, 732310), (670, 643777), (1093, 394630), (1178, 366155), (1273, 338830), (2077, 207670), (2186, 197315), (2546, 169415), (2945, 146462), (4154, 103835), (5465, 78926), (5890, 73231), (6365, 67766), (10385, 41534), (10930, 39463), (12730, 33883), (20767, 20770)]