19155850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 41068800

約数和(自身を除く): 21912950

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 229, 239, 350, 458, 478, 1145, 1195, 1603, 1673, 2290, 2390, 3206, 3346, 5725, 5975, 8015, 8365, 11450, 11950, 16030, 16730, 40075, 41825, 54731, 80150, 83650, 109462, 273655, 383117, 547310, 766234, 1368275, 1915585, 2736550, 3831170, 9577925, 19155850]

約数ペア:

[(1, 19155850), (2, 9577925), (5, 3831170), (7, 2736550), (10, 1915585), (14, 1368275), (25, 766234), (35, 547310), (50, 383117), (70, 273655), (175, 109462), (229, 83650), (239, 80150), (350, 54731), (458, 41825), (478, 40075), (1145, 16730), (1195, 16030), (1603, 11950), (1673, 11450), (2290, 8365), (2390, 8015), (3206, 5975), (3346, 5725)]