19470560

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1667}}^1$

素因数の和:1755

約数の個数: 48

約数和(自身を含む): 46657296

約数和(自身を除く): 27186736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 1667, 2336, 2920, 3334, 5840, 6668, 8335, 11680, 13336, 16670, 26672, 33340, 53344, 66680, 121691, 133360, 243382, 266720, 486764, 608455, 973528, 1216910, 1947056, 2433820, 3894112, 4867640, 9735280, 19470560]

約数ペア:

[(1, 19470560), (2, 9735280), (4, 4867640), (5, 3894112), (8, 2433820), (10, 1947056), (16, 1216910), (20, 973528), (32, 608455), (40, 486764), (73, 266720), (80, 243382), (146, 133360), (160, 121691), (292, 66680), (365, 53344), (584, 33340), (730, 26672), (1168, 16670), (1460, 13336), (1667, 11680), (2336, 8335), (2920, 6668), (3334, 5840)]