30508828

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 63221760

約数和(自身を除く): 32712932

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 97, 188, 194, 239, 329, 388, 478, 658, 679, 956, 1316, 1358, 1673, 2716, 3346, 4559, 6692, 9118, 11233, 18236, 22466, 23183, 31913, 44932, 46366, 63826, 78631, 92732, 127652, 157262, 162281, 314524, 324562, 649124, 1089601, 2179202, 4358404, 7627207, 15254414, 30508828]

約数ペア:

[(1, 30508828), (2, 15254414), (4, 7627207), (7, 4358404), (14, 2179202), (28, 1089601), (47, 649124), (94, 324562), (97, 314524), (188, 162281), (194, 157262), (239, 127652), (329, 92732), (388, 78631), (478, 63826), (658, 46366), (679, 44932), (956, 31913), (1316, 23183), (1358, 22466), (1673, 18236), (2716, 11233), (3346, 9118), (4559, 6692)]