1537407940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 3329144280

約数和(自身を除く): 1791736340

約数列:

[1, 2, 4, 5, 10, 20, 79, 109, 113, 158, 218, 226, 316, 395, 436, 452, 545, 565, 790, 1090, 1130, 1580, 2180, 2260, 6241, 8611, 8927, 12317, 12482, 17222, 17854, 24634, 24964, 31205, 34444, 35708, 43055, 44635, 49268, 61585, 62410, 86110, 89270, 123170, 124820, 172220, 178540, 246340, 680269, 705233, 973043, 1360538, 1410466, 1946086, 2721076, 2820932, 3401345, 3526165, 3892172, 4865215, 6802690, 7052330, 9730430, 13605380, 14104660, 19460860, 76870397, 153740794, 307481588, 384351985, 768703970, 1537407940]

約数ペア:

[(1, 1537407940), (2, 768703970), (4, 384351985), (5, 307481588), (10, 153740794), (20, 76870397), (79, 19460860), (109, 14104660), (113, 13605380), (158, 9730430), (218, 7052330), (226, 6802690), (316, 4865215), (395, 3892172), (436, 3526165), (452, 3401345), (545, 2820932), (565, 2721076), (790, 1946086), (1090, 1410466), (1130, 1360538), (1580, 973043), (2180, 705233), (2260, 680269), (6241, 246340), (8611, 178540), (8927, 172220), (12317, 124820), (12482, 123170), (17222, 89270), (17854, 86110), (24634, 62410), (24964, 61585), (31205, 49268), (34444, 44635), (35708, 43055)]