1570746940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43319}}^1$

素因数の和:43379

約数の個数: 72

約数和(自身を含む): 3940907040

約数和(自身を除く): 2370160100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2590, 3626, 5180, 7252, 9065, 18130, 36260, 43319, 86638, 173276, 216595, 303233, 433190, 606466, 866380, 1212932, 1516165, 1602803, 2122631, 3032330, 3205606, 4245262, 6064660, 6411212, 8014015, 8490524, 10613155, 11219621, 16028030, 21226310, 22439242, 32056060, 42452620, 44878484, 56098105, 78537347, 112196210, 157074694, 224392420, 314149388, 392686735, 785373470, 1570746940]

約数ペア:

[(1, 1570746940), (2, 785373470), (4, 392686735), (5, 314149388), (7, 224392420), (10, 157074694), (14, 112196210), (20, 78537347), (28, 56098105), (35, 44878484), (37, 42452620), (49, 32056060), (70, 22439242), (74, 21226310), (98, 16028030), (140, 11219621), (148, 10613155), (185, 8490524), (196, 8014015), (245, 6411212), (259, 6064660), (370, 4245262), (490, 3205606), (518, 3032330), (740, 2122631), (980, 1602803), (1036, 1516165), (1295, 1212932), (1813, 866380), (2590, 606466), (3626, 433190), (5180, 303233), (7252, 216595), (9065, 173276), (18130, 86638), (36260, 43319)]