40908308

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 85244544

約数和(自身を除く): 44336236

約数列:

[1, 2, 4, 7, 14, 28, 43, 61, 86, 122, 172, 244, 301, 427, 557, 602, 854, 1114, 1204, 1708, 2228, 2623, 3899, 5246, 7798, 10492, 15596, 18361, 23951, 33977, 36722, 47902, 67954, 73444, 95804, 135908, 167657, 237839, 335314, 475678, 670628, 951356, 1461011, 2922022, 5844044, 10227077, 20454154, 40908308]

約数ペア:

[(1, 40908308), (2, 20454154), (4, 10227077), (7, 5844044), (14, 2922022), (28, 1461011), (43, 951356), (61, 670628), (86, 475678), (122, 335314), (172, 237839), (244, 167657), (301, 135908), (427, 95804), (557, 73444), (602, 67954), (854, 47902), (1114, 36722), (1204, 33977), (1708, 23951), (2228, 18361), (2623, 15596), (3899, 10492), (5246, 7798)]