4242890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 8147520

約数和(自身を除く): 3904630

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 163, 190, 274, 326, 685, 815, 1370, 1630, 2603, 3097, 5206, 6194, 13015, 15485, 22331, 26030, 30970, 44662, 111655, 223310, 424289, 848578, 2121445, 4242890]

約数ペア:

[(1, 4242890), (2, 2121445), (5, 848578), (10, 424289), (19, 223310), (38, 111655), (95, 44662), (137, 30970), (163, 26030), (190, 22331), (274, 15485), (326, 13015), (685, 6194), (815, 5206), (1370, 3097), (1630, 2603)]