380671408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{2213}}^1$

素因数の和:3061

約数の個数: 40

約数和(自身を含む): 795605328

約数和(自身を除く): 414933920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 827, 1654, 2213, 3308, 4426, 6616, 8852, 10751, 13232, 17704, 21502, 28769, 35408, 43004, 57538, 86008, 115076, 172016, 230152, 460304, 1830151, 3660302, 7320604, 14641208, 23791963, 29282416, 47583926, 95167852, 190335704, 380671408]

約数ペア:

[(1, 380671408), (2, 190335704), (4, 95167852), (8, 47583926), (13, 29282416), (16, 23791963), (26, 14641208), (52, 7320604), (104, 3660302), (208, 1830151), (827, 460304), (1654, 230152), (2213, 172016), (3308, 115076), (4426, 86008), (6616, 57538), (8852, 43004), (10751, 35408), (13232, 28769), (17704, 21502)]