15470980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1873}}^1$

素因数の和:1948

約数の個数: 48

約数和(自身を含む): 37779840

約数和(自身を除く): 22308860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 1873, 2065, 3746, 4130, 7492, 8260, 9365, 13111, 18730, 26222, 37460, 52444, 65555, 110507, 131110, 221014, 262220, 442028, 552535, 773549, 1105070, 1547098, 2210140, 3094196, 3867745, 7735490, 15470980]

約数ペア:

[(1, 15470980), (2, 7735490), (4, 3867745), (5, 3094196), (7, 2210140), (10, 1547098), (14, 1105070), (20, 773549), (28, 552535), (35, 442028), (59, 262220), (70, 221014), (118, 131110), (140, 110507), (236, 65555), (295, 52444), (413, 37460), (590, 26222), (826, 18730), (1180, 13111), (1652, 9365), (1873, 8260), (2065, 7492), (3746, 4130)]