15256220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1847}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 21999460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 1847, 2065, 3694, 4130, 7388, 8260, 9235, 12929, 18470, 25858, 36940, 51716, 64645, 108973, 129290, 217946, 258580, 435892, 544865, 762811, 1089730, 1525622, 2179460, 3051244, 3814055, 7628110, 15256220]

約数ペア:

[(1, 15256220), (2, 7628110), (4, 3814055), (5, 3051244), (7, 2179460), (10, 1525622), (14, 1089730), (20, 762811), (28, 544865), (35, 435892), (59, 258580), (70, 217946), (118, 129290), (140, 108973), (236, 64645), (295, 51716), (413, 36940), (590, 25858), (826, 18470), (1180, 12929), (1652, 9235), (1847, 8260), (2065, 7388), (3694, 4130)]