1009569940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{5689}}^1$

素因数の和:6184

約数の個数: 48

約数和(自身を含む): 2236852800

約数和(自身を除く): 1227282860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 467, 934, 1868, 2335, 4670, 5689, 8873, 9340, 11378, 17746, 22756, 28445, 35492, 44365, 56890, 88730, 108091, 113780, 177460, 216182, 432364, 540455, 1080910, 2161820, 2656763, 5313526, 10627052, 13283815, 26567630, 50478497, 53135260, 100956994, 201913988, 252392485, 504784970, 1009569940]

約数ペア:

[(1, 1009569940), (2, 504784970), (4, 252392485), (5, 201913988), (10, 100956994), (19, 53135260), (20, 50478497), (38, 26567630), (76, 13283815), (95, 10627052), (190, 5313526), (380, 2656763), (467, 2161820), (934, 1080910), (1868, 540455), (2335, 432364), (4670, 216182), (5689, 177460), (8873, 113780), (9340, 108091), (11378, 88730), (17746, 56890), (22756, 44365), (28445, 35492)]