19523120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3343}}^1$

素因数の和:3429

約数の個数: 40

約数和(自身を含む): 46026816

約数和(自身を除く): 26503696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 3343, 5840, 6686, 13372, 16715, 26744, 33430, 53488, 66860, 133720, 244039, 267440, 488078, 976156, 1220195, 1952312, 2440390, 3904624, 4880780, 9761560, 19523120]

約数ペア:

[(1, 19523120), (2, 9761560), (4, 4880780), (5, 3904624), (8, 2440390), (10, 1952312), (16, 1220195), (20, 976156), (40, 488078), (73, 267440), (80, 244039), (146, 133720), (292, 66860), (365, 53488), (584, 33430), (730, 26744), (1168, 16715), (1460, 13372), (2920, 6686), (3343, 5840)]