1780494848

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{316139}}^1$

素因数の和:316168

約数の個数: 40

約数和(自身を含む): 3880934640

約数和(自身を除く): 2100439792

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 316139, 632278, 1264556, 2529112, 3477529, 5058224, 6955058, 10116448, 13910116, 20232896, 27820232, 40465792, 55640464, 80931584, 111280928, 161863168, 222561856, 445123712, 890247424, 1780494848]

約数ペア:

[(1, 1780494848), (2, 890247424), (4, 445123712), (8, 222561856), (11, 161863168), (16, 111280928), (22, 80931584), (32, 55640464), (44, 40465792), (64, 27820232), (88, 20232896), (128, 13910116), (176, 10116448), (256, 6955058), (352, 5058224), (512, 3477529), (704, 2529112), (1408, 1264556), (2816, 632278), (5632, 316139)]