40987560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17977}}^1$

素因数の和:18010

約数の個数: 64

約数和(自身を含む): 129441600

約数和(自身を除く): 88454040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 17977, 35954, 53931, 71908, 89885, 107862, 143816, 179770, 215724, 269655, 341563, 359540, 431448, 539310, 683126, 719080, 1024689, 1078620, 1366252, 1707815, 2049378, 2157240, 2732504, 3415630, 4098756, 5123445, 6831260, 8197512, 10246890, 13662520, 20493780, 40987560]

約数ペア:

[(1, 40987560), (2, 20493780), (3, 13662520), (4, 10246890), (5, 8197512), (6, 6831260), (8, 5123445), (10, 4098756), (12, 3415630), (15, 2732504), (19, 2157240), (20, 2049378), (24, 1707815), (30, 1366252), (38, 1078620), (40, 1024689), (57, 719080), (60, 683126), (76, 539310), (95, 431448), (114, 359540), (120, 341563), (152, 269655), (190, 215724), (228, 179770), (285, 143816), (380, 107862), (456, 89885), (570, 71908), (760, 53931), (1140, 35954), (2280, 17977)]