54685040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35977}}^1$

素因数の和:36009

約数の個数: 40

約数和(自身を含む): 133838160

約数和(自身を除く): 79153120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 35977, 71954, 143908, 179885, 287816, 359770, 575632, 683563, 719540, 1367126, 1439080, 2734252, 2878160, 3417815, 5468504, 6835630, 10937008, 13671260, 27342520, 54685040]

約数ペア:

[(1, 54685040), (2, 27342520), (4, 13671260), (5, 10937008), (8, 6835630), (10, 5468504), (16, 3417815), (19, 2878160), (20, 2734252), (38, 1439080), (40, 1367126), (76, 719540), (80, 683563), (95, 575632), (152, 359770), (190, 287816), (304, 179885), (380, 143908), (760, 71954), (1520, 35977)]