20187300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9613}}^1$

素因数の和:9637

約数の個数: 72

約数和(自身を含む): 66759616

約数和(自身を除く): 46572316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9613, 19226, 28839, 38452, 48065, 57678, 67291, 96130, 115356, 134582, 144195, 192260, 201873, 240325, 269164, 288390, 336455, 403746, 480650, 576780, 672910, 720975, 807492, 961300, 1009365, 1345820, 1441950, 1682275, 2018730, 2883900, 3364550, 4037460, 5046825, 6729100, 10093650, 20187300]

約数ペア:

[(1, 20187300), (2, 10093650), (3, 6729100), (4, 5046825), (5, 4037460), (6, 3364550), (7, 2883900), (10, 2018730), (12, 1682275), (14, 1441950), (15, 1345820), (20, 1009365), (21, 961300), (25, 807492), (28, 720975), (30, 672910), (35, 576780), (42, 480650), (50, 403746), (60, 336455), (70, 288390), (75, 269164), (84, 240325), (100, 201873), (105, 192260), (140, 144195), (150, 134582), (175, 115356), (210, 96130), (300, 67291), (350, 57678), (420, 48065), (525, 38452), (700, 28839), (1050, 19226), (2100, 9613)]