253600540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173699}}^1$

素因数の和:173781

約数の個数: 24

約数和(自身を含む): 539859600

約数和(自身を除く): 286259060

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 173699, 347398, 694796, 868495, 1736990, 3473980, 12680027, 25360054, 50720108, 63400135, 126800270, 253600540]

約数ペア:

[(1, 253600540), (2, 126800270), (4, 63400135), (5, 50720108), (10, 25360054), (20, 12680027), (73, 3473980), (146, 1736990), (292, 868495), (365, 694796), (730, 347398), (1460, 173699)]