19315380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45989}}^1$

素因数の和:46008

約数の個数: 48

約数和(自身を含む): 61810560

約数和(自身を除く): 42495180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45989, 91978, 137967, 183956, 229945, 275934, 321923, 459890, 551868, 643846, 689835, 919780, 965769, 1287692, 1379670, 1609615, 1931538, 2759340, 3219230, 3863076, 4828845, 6438460, 9657690, 19315380]

約数ペア:

[(1, 19315380), (2, 9657690), (3, 6438460), (4, 4828845), (5, 3863076), (6, 3219230), (7, 2759340), (10, 1931538), (12, 1609615), (14, 1379670), (15, 1287692), (20, 965769), (21, 919780), (28, 689835), (30, 643846), (35, 551868), (42, 459890), (60, 321923), (70, 275934), (84, 229945), (105, 183956), (140, 137967), (210, 91978), (420, 45989)]