20292926080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{12979}}^1$

素因数の和:13354

約数の個数: 128

約数和(自身を含む): 55606320000

約数和(自身を除く): 35313393920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 349, 448, 560, 640, 698, 896, 1120, 1396, 1745, 2240, 2443, 2792, 3490, 4480, 4886, 5584, 6980, 9772, 11168, 12215, 12979, 13960, 19544, 22336, 24430, 25958, 27920, 39088, 44672, 48860, 51916, 55840, 64895, 78176, 90853, 97720, 103832, 111680, 129790, 156352, 181706, 195440, 207664, 223360, 259580, 312704, 363412, 390880, 415328, 454265, 519160, 726824, 781760, 830656, 908530, 1038320, 1453648, 1563520, 1661312, 1817060, 2076640, 2907296, 3634120, 4153280, 4529671, 5814592, 7268240, 8306560, 9059342, 11629184, 14536480, 18118684, 22648355, 29072960, 31707697, 36237368, 45296710, 58145920, 63415394, 72474736, 90593420, 126830788, 144949472, 158538485, 181186840, 253661576, 289898944, 317076970, 362373680, 507323152, 579797888, 634153940, 724747360, 1014646304, 1268307880, 1449494720, 2029292608, 2536615760, 2898989440, 4058585216, 5073231520, 10146463040, 20292926080]

約数ペア:

[(1, 20292926080), (2, 10146463040), (4, 5073231520), (5, 4058585216), (7, 2898989440), (8, 2536615760), (10, 2029292608), (14, 1449494720), (16, 1268307880), (20, 1014646304), (28, 724747360), (32, 634153940), (35, 579797888), (40, 507323152), (56, 362373680), (64, 317076970), (70, 289898944), (80, 253661576), (112, 181186840), (128, 158538485), (140, 144949472), (160, 126830788), (224, 90593420), (280, 72474736), (320, 63415394), (349, 58145920), (448, 45296710), (560, 36237368), (640, 31707697), (698, 29072960), (896, 22648355), (1120, 18118684), (1396, 14536480), (1745, 11629184), (2240, 9059342), (2443, 8306560), (2792, 7268240), (3490, 5814592), (4480, 4529671), (4886, 4153280), (5584, 3634120), (6980, 2907296), (9772, 2076640), (11168, 1817060), (12215, 1661312), (12979, 1563520), (13960, 1453648), (19544, 1038320), (22336, 908530), (24430, 830656), (25958, 781760), (27920, 726824), (39088, 519160), (44672, 454265), (48860, 415328), (51916, 390880), (55840, 363412), (64895, 312704), (78176, 259580), (90853, 223360), (97720, 207664), (103832, 195440), (111680, 181706), (129790, 156352)]