207675430

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 378069120

約数和(自身を除く): 170393690

約数列:

[1, 2, 5, 10, 197, 271, 389, 394, 542, 778, 985, 1355, 1945, 1970, 2710, 3890, 53387, 76633, 105419, 106774, 153266, 210838, 266935, 383165, 527095, 533870, 766330, 1054190, 20767543, 41535086, 103837715, 207675430]

約数ペア:

[(1, 207675430), (2, 103837715), (5, 41535086), (10, 20767543), (197, 1054190), (271, 766330), (389, 533870), (394, 527095), (542, 383165), (778, 266935), (985, 210838), (1355, 153266), (1945, 106774), (1970, 105419), (2710, 76633), (3890, 53387)]