857024840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{57751}}^1$

素因数の和:57822

約数の個数: 64

約数和(自身を含む): 2245397760

約数和(自身を除く): 1388372920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 57751, 115502, 231004, 288755, 404257, 462008, 577510, 808514, 1155020, 1617028, 2021285, 2310040, 3060803, 3234056, 4042570, 6121606, 8085140, 12243212, 15304015, 16170280, 21425621, 24486424, 30608030, 42851242, 61216060, 85702484, 107128105, 122432120, 171404968, 214256210, 428512420, 857024840]

約数ペア:

[(1, 857024840), (2, 428512420), (4, 214256210), (5, 171404968), (7, 122432120), (8, 107128105), (10, 85702484), (14, 61216060), (20, 42851242), (28, 30608030), (35, 24486424), (40, 21425621), (53, 16170280), (56, 15304015), (70, 12243212), (106, 8085140), (140, 6121606), (212, 4042570), (265, 3234056), (280, 3060803), (371, 2310040), (424, 2021285), (530, 1617028), (742, 1155020), (1060, 808514), (1484, 577510), (1855, 462008), (2120, 404257), (2968, 288755), (3710, 231004), (7420, 115502), (14840, 57751)]