1913949680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{246643}}^1$

素因数の和:246753

約数の個数: 40

約数和(自身を含む): 4495826832

約数和(自身を除く): 2581877152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 246643, 493286, 986572, 1233215, 1973144, 2466430, 3946288, 4932860, 9865720, 19731440, 23924371, 47848742, 95697484, 119621855, 191394968, 239243710, 382789936, 478487420, 956974840, 1913949680]

約数ペア:

[(1, 1913949680), (2, 956974840), (4, 478487420), (5, 382789936), (8, 239243710), (10, 191394968), (16, 119621855), (20, 95697484), (40, 47848742), (80, 23924371), (97, 19731440), (194, 9865720), (388, 4932860), (485, 3946288), (776, 2466430), (970, 1973144), (1552, 1233215), (1940, 986572), (3880, 493286), (7760, 246643)]