4067780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 9192960

約数和(自身を除く): 5125180

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 239, 370, 460, 478, 740, 851, 956, 1195, 1702, 2390, 3404, 4255, 4780, 5497, 8510, 8843, 10994, 17020, 17686, 21988, 27485, 35372, 44215, 54970, 88430, 109940, 176860, 203389, 406778, 813556, 1016945, 2033890, 4067780]

約数ペア:

[(1, 4067780), (2, 2033890), (4, 1016945), (5, 813556), (10, 406778), (20, 203389), (23, 176860), (37, 109940), (46, 88430), (74, 54970), (92, 44215), (115, 35372), (148, 27485), (185, 21988), (230, 17686), (239, 17020), (370, 10994), (460, 8843), (478, 8510), (740, 5497), (851, 4780), (956, 4255), (1195, 3404), (1702, 2390)]