557373320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14321}}^1$

素因数の和:14478

約数の個数: 64

約数和(自身を含む): 1443657600

約数和(自身を除く): 886284280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 14321, 19460, 28642, 38920, 57284, 71605, 100247, 114568, 143210, 200494, 286420, 400988, 501235, 572840, 801976, 1002470, 1990619, 2004940, 3981238, 4009880, 7962476, 9953095, 13934333, 15924952, 19906190, 27868666, 39812380, 55737332, 69671665, 79624760, 111474664, 139343330, 278686660, 557373320]

約数ペア:

[(1, 557373320), (2, 278686660), (4, 139343330), (5, 111474664), (7, 79624760), (8, 69671665), (10, 55737332), (14, 39812380), (20, 27868666), (28, 19906190), (35, 15924952), (40, 13934333), (56, 9953095), (70, 7962476), (139, 4009880), (140, 3981238), (278, 2004940), (280, 1990619), (556, 1002470), (695, 801976), (973, 572840), (1112, 501235), (1390, 400988), (1946, 286420), (2780, 200494), (3892, 143210), (4865, 114568), (5560, 100247), (7784, 71605), (9730, 57284), (14321, 38920), (19460, 28642)]