20316701440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{323927}}^1$

素因数の和:323962

約数の個数: 108

約数和(自身を含む): 56610305136

約数和(自身を除く): 36293603696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 31360, 62720, 323927, 647854, 1295708, 1619635, 2267489, 2591416, 3239270, 4534978, 5182832, 6478540, 9069956, 10365664, 11337445, 12957080, 15872423, 18139912, 20731328, 22674890, 25914160, 31744846, 36279824, 41462656, 45349780, 51828320, 63489692, 72559648, 79362115, 82925312, 90699560, 103656640, 126979384, 145119296, 158724230, 181399120, 207313280, 253958768, 290238592, 317448460, 362798240, 414626560, 507917536, 580477184, 634896920, 725596480, 1015835072, 1269793840, 1451192960, 2031670144, 2539587680, 2902385920, 4063340288, 5079175360, 10158350720, 20316701440]

約数ペア:

[(1, 20316701440), (2, 10158350720), (4, 5079175360), (5, 4063340288), (7, 2902385920), (8, 2539587680), (10, 2031670144), (14, 1451192960), (16, 1269793840), (20, 1015835072), (28, 725596480), (32, 634896920), (35, 580477184), (40, 507917536), (49, 414626560), (56, 362798240), (64, 317448460), (70, 290238592), (80, 253958768), (98, 207313280), (112, 181399120), (128, 158724230), (140, 145119296), (160, 126979384), (196, 103656640), (224, 90699560), (245, 82925312), (256, 79362115), (280, 72559648), (320, 63489692), (392, 51828320), (448, 45349780), (490, 41462656), (560, 36279824), (640, 31744846), (784, 25914160), (896, 22674890), (980, 20731328), (1120, 18139912), (1280, 15872423), (1568, 12957080), (1792, 11337445), (1960, 10365664), (2240, 9069956), (3136, 6478540), (3920, 5182832), (4480, 4534978), (6272, 3239270), (7840, 2591416), (8960, 2267489), (12544, 1619635), (15680, 1295708), (31360, 647854), (62720, 323927)]