20148450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 59043840

約数和(自身を除く): 38895390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 75, 93, 105, 150, 155, 175, 186, 210, 217, 310, 350, 434, 465, 525, 619, 651, 775, 930, 1050, 1085, 1238, 1302, 1550, 1857, 2170, 2325, 3095, 3255, 3714, 4333, 4650, 5425, 6190, 6510, 8666, 9285, 10850, 12999, 15475, 16275, 18570, 19189, 21665, 25998, 30950, 32550, 38378, 43330, 46425, 57567, 64995, 92850, 95945, 108325, 115134, 129990, 134323, 191890, 216650, 268646, 287835, 324975, 402969, 479725, 575670, 649950, 671615, 805938, 959450, 1343230, 1439175, 2014845, 2878350, 3358075, 4029690, 6716150, 10074225, 20148450]

約数ペア:

[(1, 20148450), (2, 10074225), (3, 6716150), (5, 4029690), (6, 3358075), (7, 2878350), (10, 2014845), (14, 1439175), (15, 1343230), (21, 959450), (25, 805938), (30, 671615), (31, 649950), (35, 575670), (42, 479725), (50, 402969), (62, 324975), (70, 287835), (75, 268646), (93, 216650), (105, 191890), (150, 134323), (155, 129990), (175, 115134), (186, 108325), (210, 95945), (217, 92850), (310, 64995), (350, 57567), (434, 46425), (465, 43330), (525, 38378), (619, 32550), (651, 30950), (775, 25998), (930, 21665), (1050, 19189), (1085, 18570), (1238, 16275), (1302, 15475), (1550, 12999), (1857, 10850), (2170, 9285), (2325, 8666), (3095, 6510), (3255, 6190), (3714, 5425), (4333, 4650)]