420644784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1251919}}^1$

素因数の和:1251937

約数の個数: 40

約数和(自身を含む): 1241904640

約数和(自身を除く): 821259856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1251919, 2503838, 3755757, 5007676, 7511514, 8763433, 10015352, 15023028, 17526866, 20030704, 26290299, 30046056, 35053732, 52580598, 60092112, 70107464, 105161196, 140214928, 210322392, 420644784]

約数ペア:

[(1, 420644784), (2, 210322392), (3, 140214928), (4, 105161196), (6, 70107464), (7, 60092112), (8, 52580598), (12, 35053732), (14, 30046056), (16, 26290299), (21, 20030704), (24, 17526866), (28, 15023028), (42, 10015352), (48, 8763433), (56, 7511514), (84, 5007676), (112, 3755757), (168, 2503838), (336, 1251919)]