1738204040

素因数分解:

$2^3\times 5^1\times {\mathrm{3203}}^1\times {\mathrm{13567}}^1$

素因数の和:16781

約数の個数: 32

約数和(自身を含む): 3912468480

約数和(自身を除く): 2174264440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3203, 6406, 12812, 13567, 16015, 25624, 27134, 32030, 54268, 64060, 67835, 108536, 128120, 135670, 271340, 542680, 43455101, 86910202, 173820404, 217275505, 347640808, 434551010, 869102020, 1738204040]

約数ペア:

[(1, 1738204040), (2, 869102020), (4, 434551010), (5, 347640808), (8, 217275505), (10, 173820404), (20, 86910202), (40, 43455101), (3203, 542680), (6406, 271340), (12812, 135670), (13567, 128120), (16015, 108536), (25624, 67835), (27134, 64060), (32030, 54268)]