20444200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{859}}^1$

素因数の和:899

約数の個数: 96

約数和(自身を含む): 57585600

約数和(自身を除く): 37141400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 340, 350, 425, 476, 595, 680, 700, 850, 859, 952, 1190, 1400, 1700, 1718, 2380, 2975, 3400, 3436, 4295, 4760, 5950, 6013, 6872, 8590, 11900, 12026, 14603, 17180, 21475, 23800, 24052, 29206, 30065, 34360, 42950, 48104, 58412, 60130, 73015, 85900, 102221, 116824, 120260, 146030, 150325, 171800, 204442, 240520, 292060, 300650, 365075, 408884, 511105, 584120, 601300, 730150, 817768, 1022210, 1202600, 1460300, 2044420, 2555525, 2920600, 4088840, 5111050, 10222100, 20444200]

約数ペア:

[(1, 20444200), (2, 10222100), (4, 5111050), (5, 4088840), (7, 2920600), (8, 2555525), (10, 2044420), (14, 1460300), (17, 1202600), (20, 1022210), (25, 817768), (28, 730150), (34, 601300), (35, 584120), (40, 511105), (50, 408884), (56, 365075), (68, 300650), (70, 292060), (85, 240520), (100, 204442), (119, 171800), (136, 150325), (140, 146030), (170, 120260), (175, 116824), (200, 102221), (238, 85900), (280, 73015), (340, 60130), (350, 58412), (425, 48104), (476, 42950), (595, 34360), (680, 30065), (700, 29206), (850, 24052), (859, 23800), (952, 21475), (1190, 17180), (1400, 14603), (1700, 12026), (1718, 11900), (2380, 8590), (2975, 6872), (3400, 6013), (3436, 5950), (4295, 4760)]